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authorManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>2018-03-26 13:39:05 -0400
committerStephen Boyd <sboyd@kernel.org>2018-04-06 17:26:48 -0400
commitd85d20053e1954ede2c731f3abaf507fdaa4911a (patch)
tree5cd941db725a5dcccb5f2099eddff22286288fd9
parent2792c37e94c80ae374ddabe24d624286566d4f3d (diff)
clk: actions: Add S900 SoC clock support
Add Actions Semi S900 SoC clock support. Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat
-rw-r--r--drivers/clk/actions/Kconfig10
-rw-r--r--drivers/clk/actions/Makefile3
-rw-r--r--drivers/clk/actions/owl-s900.c721
3 files changed, 734 insertions, 0 deletions
diff --git a/drivers/clk/actions/Kconfig b/drivers/clk/actions/Kconfig
index 13a3e5083d43..8854adb37847 100644
--- a/drivers/clk/actions/Kconfig
+++ b/drivers/clk/actions/Kconfig
@@ -2,3 +2,13 @@ config CLK_ACTIONS
2 bool "Clock driver for Actions Semi SoCs" 2 bool "Clock driver for Actions Semi SoCs"
3 depends on ARCH_ACTIONS || COMPILE_TEST 3 depends on ARCH_ACTIONS || COMPILE_TEST
4 default ARCH_ACTIONS 4 default ARCH_ACTIONS
5
6if CLK_ACTIONS
7
8# SoC Drivers
9
10config CLK_OWL_S900
11 bool "Support for the Actions Semi OWL S900 clocks"
12 depends on (ARM64 && ARCH_ACTIONS) || COMPILE_TEST
13 default ARM64 && ARCH_ACTIONS
14endif
diff --git a/drivers/clk/actions/Makefile b/drivers/clk/actions/Makefile
index 31b68eab9309..76e431434d10 100644
--- a/drivers/clk/actions/Makefile
+++ b/drivers/clk/actions/Makefile
@@ -7,3 +7,6 @@ clk-owl-y += owl-divider.o
7clk-owl-y += owl-factor.o 7clk-owl-y += owl-factor.o
8clk-owl-y += owl-composite.o 8clk-owl-y += owl-composite.o
9clk-owl-y += owl-pll.o 9clk-owl-y += owl-pll.o
10
11# SoC support
12obj-$(CONFIG_CLK_OWL_S900) += owl-s900.o
diff --git a/drivers/clk/actions/owl-s900.c b/drivers/clk/actions/owl-s900.c
new file mode 100644
index 000000000000..7f60ed6afe63
--- /dev/null
+++ b/drivers/clk/actions/owl-s900.c
@@ -0,0 +1,721 @@
1// SPDX-License-Identifier: GPL-2.0+
2//
3// OWL S900 SoC clock driver
4//
5// Copyright (c) 2014 Actions Semi Inc.
6// Author: David Liu <liuwei@actions-semi.com>
7//
8// Copyright (c) 2018 Linaro Ltd.
9// Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
10
11#include <linux/clk-provider.h>
12#include <linux/platform_device.h>
13
14#include "owl-common.h"
15#include "owl-composite.h"
16#include "owl-divider.h"
17#include "owl-factor.h"
18#include "owl-fixed-factor.h"
19#include "owl-gate.h"
20#include "owl-mux.h"
21#include "owl-pll.h"
22
23#include <dt-bindings/clock/actions,s900-cmu.h>
24
25#define CMU_COREPLL (0x0000)
26#define CMU_DEVPLL (0x0004)
27#define CMU_DDRPLL (0x0008)
28#define CMU_NANDPLL (0x000C)
29#define CMU_DISPLAYPLL (0x0010)
30#define CMU_AUDIOPLL (0x0014)
31#define CMU_TVOUTPLL (0x0018)
32#define CMU_BUSCLK (0x001C)
33#define CMU_SENSORCLK (0x0020)
34#define CMU_LCDCLK (0x0024)
35#define CMU_DSICLK (0x0028)
36#define CMU_CSICLK (0x002C)
37#define CMU_DECLK (0x0030)
38#define CMU_BISPCLK (0x0034)
39#define CMU_IMXCLK (0x0038)
40#define CMU_HDECLK (0x003C)
41#define CMU_VDECLK (0x0040)
42#define CMU_VCECLK (0x0044)
43#define CMU_NANDCCLK (0x004C)
44#define CMU_SD0CLK (0x0050)
45#define CMU_SD1CLK (0x0054)
46#define CMU_SD2CLK (0x0058)
47#define CMU_UART0CLK (0x005C)
48#define CMU_UART1CLK (0x0060)
49#define CMU_UART2CLK (0x0064)
50#define CMU_PWM0CLK (0x0070)
51#define CMU_PWM1CLK (0x0074)
52#define CMU_PWM2CLK (0x0078)
53#define CMU_PWM3CLK (0x007C)
54#define CMU_USBPLL (0x0080)
55#define CMU_ASSISTPLL (0x0084)
56#define CMU_EDPCLK (0x0088)
57#define CMU_GPU3DCLK (0x0090)
58#define CMU_CORECTL (0x009C)
59#define CMU_DEVCLKEN0 (0x00A0)
60#define CMU_DEVCLKEN1 (0x00A4)
61#define CMU_DEVRST0 (0x00A8)
62#define CMU_DEVRST1 (0x00AC)
63#define CMU_UART3CLK (0x00B0)
64#define CMU_UART4CLK (0x00B4)
65#define CMU_UART5CLK (0x00B8)
66#define CMU_UART6CLK (0x00BC)
67#define CMU_TLSCLK (0x00C0)
68#define CMU_SD3CLK (0x00C4)
69#define CMU_PWM4CLK (0x00C8)
70#define CMU_PWM5CLK (0x00CC)
71
72static struct clk_pll_table clk_audio_pll_table[] = {
73 { 0, 45158400 }, { 1, 49152000 },
74 { 0, 0 },
75};
76
77static struct clk_pll_table clk_edp_pll_table[] = {
78 { 0, 810000000 }, { 1, 135000000 }, { 2, 270000000 },
79 { 0, 0 },
80};
81
82/* pll clocks */
83static OWL_PLL_NO_PARENT(core_pll_clk, "core_pll_clk", CMU_COREPLL, 24000000, 9, 0, 8, 5, 107, NULL, CLK_IGNORE_UNUSED);
84static OWL_PLL_NO_PARENT(dev_pll_clk, "dev_pll_clk", CMU_DEVPLL, 6000000, 8, 0, 8, 20, 180, NULL, CLK_IGNORE_UNUSED);
85static OWL_PLL_NO_PARENT(ddr_pll_clk, "ddr_pll_clk", CMU_DDRPLL, 24000000, 8, 0, 8, 5, 45, NULL, CLK_IGNORE_UNUSED);
86static OWL_PLL_NO_PARENT(nand_pll_clk, "nand_pll_clk", CMU_NANDPLL, 6000000, 8, 0, 8, 4, 100, NULL, CLK_IGNORE_UNUSED);
87static OWL_PLL_NO_PARENT(display_pll_clk, "display_pll_clk", CMU_DISPLAYPLL, 6000000, 8, 0, 8, 20, 180, NULL, CLK_IGNORE_UNUSED);
88static OWL_PLL_NO_PARENT(assist_pll_clk, "assist_pll_clk", CMU_ASSISTPLL, 500000000, 0, 0, 0, 0, 0, NULL, CLK_IGNORE_UNUSED);
89static OWL_PLL_NO_PARENT(audio_pll_clk, "audio_pll_clk", CMU_AUDIOPLL, 0, 4, 0, 1, 0, 0, clk_audio_pll_table, CLK_IGNORE_UNUSED);
90static OWL_PLL(edp_pll_clk, "edp_pll_clk", "edp24M_clk", CMU_EDPCLK, 0, 9, 0, 2, 0, 0, clk_edp_pll_table, CLK_IGNORE_UNUSED);
91
92static const char *cpu_clk_mux_p[] = { "losc", "hosc", "core_pll_clk", };
93static const char *dev_clk_p[] = { "hosc", "dev_pll_clk", };
94static const char *noc_clk_mux_p[] = { "dev_clk", "assist_pll_clk", };
95static const char *dmm_clk_mux_p[] = { "dev_clk", "nand_pll_clk", "assist_pll_clk", "ddr_clk_src", };
96static const char *bisp_clk_mux_p[] = { "assist_pll_clk", "dev_clk", };
97static const char *csi_clk_mux_p[] = { "display_pll_clk", "dev_clk", };
98static const char *de_clk_mux_p[] = { "assist_pll_clk", "dev_clk", };
99static const char *gpu_clk_mux_p[] = { "dev_clk", "display_pll_clk", "ddr_clk_src", };
100static const char *hde_clk_mux_p[] = { "dev_clk", "display_pll_clk", "ddr_clk_src", };
101static const char *imx_clk_mux_p[] = { "assist_pll_clk", "dev_clk", };
102static const char *lcd_clk_mux_p[] = { "display_pll_clk", "nand_pll_clk", };
103static const char *nand_clk_mux_p[] = { "dev_clk", "nand_pll_clk", };
104static const char *sd_clk_mux_p[] = { "dev_clk", "nand_pll_clk", };
105static const char *sensor_clk_mux_p[] = { "hosc", "bisp_clk", };
106static const char *uart_clk_mux_p[] = { "hosc", "dev_pll_clk", };
107static const char *vce_clk_mux_p[] = { "dev_clk", "display_pll_clk", "assist_pll_clk", "ddr_clk_src", };
108static const char *i2s_clk_mux_p[] = { "audio_pll_clk", };
109static const char *edp_clk_mux_p[] = { "assist_pll_clk", "display_pll_clk", };
110
111/* mux clocks */
112static OWL_MUX(cpu_clk, "cpu_clk", cpu_clk_mux_p, CMU_BUSCLK, 0, 2, CLK_SET_RATE_PARENT);
113static OWL_MUX(dev_clk, "dev_clk", dev_clk_p, CMU_DEVPLL, 12, 1, CLK_SET_RATE_PARENT);
114static OWL_MUX(noc_clk_mux, "noc_clk_mux", noc_clk_mux_p, CMU_BUSCLK, 7, 1, CLK_SET_RATE_PARENT);
115
116static struct clk_div_table nand_div_table[] = {
117 { 0, 1 }, { 1, 2 }, { 2, 4 }, { 3, 6 },
118 { 4, 8 }, { 5, 10 }, { 6, 12 }, { 7, 14 },
119 { 8, 16 }, { 9, 18 }, { 10, 20 }, { 11, 22 },
120 { 12, 24 }, { 13, 26 }, { 14, 28 }, { 15, 30 },
121 { 0, 0 },
122};
123
124static struct clk_div_table apb_div_table[] = {
125 { 1, 2 }, { 2, 3 }, { 3, 4 },
126 { 0, 0 },
127};
128
129static struct clk_div_table eth_mac_div_table[] = {
130 { 0, 2 }, { 1, 4 },
131 { 0, 0 },
132};
133
134static struct clk_div_table rmii_ref_div_table[] = {
135 { 0, 4 }, { 1, 10 },
136 { 0, 0 },
137};
138
139static struct clk_div_table usb3_mac_div_table[] = {
140 { 1, 2 }, { 2, 3 }, { 3, 4 },
141 { 0, 8 },
142};
143
144static struct clk_div_table i2s_div_table[] = {
145 { 0, 1 }, { 1, 2 }, { 2, 3 }, { 3, 4 },
146 { 4, 6 }, { 5, 8 }, { 6, 12 }, { 7, 16 },
147 { 8, 24 },
148 { 0, 0 },
149};
150
151static struct clk_div_table hdmia_div_table[] = {
152 { 0, 1 }, { 1, 2 }, { 2, 3 }, { 3, 4 },
153 { 4, 6 }, { 5, 8 }, { 6, 12 }, { 7, 16 },
154 { 8, 24 },
155 { 0, 0 },
156};
157
158/* divider clocks */
159static OWL_DIVIDER(noc_clk_div, "noc_clk_div", "noc_clk", CMU_BUSCLK, 19, 1, NULL, 0, 0);
160static OWL_DIVIDER(ahb_clk, "ahb_clk", "noc_clk_div", CMU_BUSCLK, 4, 1, NULL, 0, 0);
161static OWL_DIVIDER(apb_clk, "apb_clk", "ahb_clk", CMU_BUSCLK, 8, 2, apb_div_table, 0, 0);
162static OWL_DIVIDER(usb3_mac_clk, "usb3_mac_clk", "assist_pll_clk", CMU_ASSISTPLL, 12, 2, usb3_mac_div_table, 0, 0);
163static OWL_DIVIDER(rmii_ref_clk, "rmii_ref_clk", "assist_pll_clk", CMU_ASSISTPLL, 8, 1, rmii_ref_div_table, 0, 0);
164
165static struct clk_factor_table sd_factor_table[] = {
166 /* bit0 ~ 4 */
167 { 0, 1, 1 }, { 1, 1, 2 }, { 2, 1, 3 }, { 3, 1, 4 },
168 { 4, 1, 5 }, { 5, 1, 6 }, { 6, 1, 7 }, { 7, 1, 8 },
169 { 8, 1, 9 }, { 9, 1, 10 }, { 10, 1, 11 }, { 11, 1, 12 },
170 { 12, 1, 13 }, { 13, 1, 14 }, { 14, 1, 15 }, { 15, 1, 16 },
171 { 16, 1, 17 }, { 17, 1, 18 }, { 18, 1, 19 }, { 19, 1, 20 },
172 { 20, 1, 21 }, { 21, 1, 22 }, { 22, 1, 23 }, { 23, 1, 24 },
173 { 24, 1, 25 }, { 25, 1, 26 }, { 26, 1, 27 }, { 27, 1, 28 },
174 { 28, 1, 29 }, { 29, 1, 30 }, { 30, 1, 31 }, { 31, 1, 32 },
175
176 /* bit8: /128 */
177 { 256, 1, 1 * 128 }, { 257, 1, 2 * 128 }, { 258, 1, 3 * 128 }, { 259, 1, 4 * 128 },
178 { 260, 1, 5 * 128 }, { 261, 1, 6 * 128 }, { 262, 1, 7 * 128 }, { 263, 1, 8 * 128 },
179 { 264, 1, 9 * 128 }, { 265, 1, 10 * 128 }, { 266, 1, 11 * 128 }, { 267, 1, 12 * 128 },
180 { 268, 1, 13 * 128 }, { 269, 1, 14 * 128 }, { 270, 1, 15 * 128 }, { 271, 1, 16 * 128 },
181 { 272, 1, 17 * 128 }, { 273, 1, 18 * 128 }, { 274, 1, 19 * 128 }, { 275, 1, 20 * 128 },
182 { 276, 1, 21 * 128 }, { 277, 1, 22 * 128 }, { 278, 1, 23 * 128 }, { 279, 1, 24 * 128 },
183 { 280, 1, 25 * 128 }, { 281, 1, 26 * 128 }, { 282, 1, 27 * 128 }, { 283, 1, 28 * 128 },
184 { 284, 1, 29 * 128 }, { 285, 1, 30 * 128 }, { 286, 1, 31 * 128 }, { 287, 1, 32 * 128 },
185
186 { 0, 0 },
187};
188
189static struct clk_factor_table dmm_factor_table[] = {
190 { 0, 1, 1 }, { 1, 2, 3 }, { 2, 1, 2 }, { 3, 1, 3 },
191 { 4, 1, 4 },
192 { 0, 0, 0 },
193};
194
195static struct clk_factor_table noc_factor_table[] = {
196 { 0, 1, 1 }, { 1, 2, 3 }, { 2, 1, 2 }, { 3, 1, 3 }, { 4, 1, 4 },
197 { 0, 0, 0 },
198};
199
200static struct clk_factor_table bisp_factor_table[] = {
201 { 0, 1, 1 }, { 1, 2, 3 }, { 2, 1, 2 }, { 3, 2, 5 },
202 { 4, 1, 3 }, { 5, 1, 4 }, { 6, 1, 6 }, { 7, 1, 8 },
203 { 0, 0, 0 },
204};
205
206/* factor clocks */
207static OWL_FACTOR(noc_clk, "noc_clk", "noc_clk_mux", CMU_BUSCLK, 16, 3, noc_factor_table, 0, 0);
208static OWL_FACTOR(de_clk1, "de_clk1", "de_clk", CMU_DECLK, 0, 3, bisp_factor_table, 0, 0);
209static OWL_FACTOR(de_clk2, "de_clk2", "de_clk", CMU_DECLK, 4, 3, bisp_factor_table, 0, 0);
210static OWL_FACTOR(de_clk3, "de_clk3", "de_clk", CMU_DECLK, 8, 3, bisp_factor_table, 0, 0);
211
212/* gate clocks */
213static OWL_GATE(gpio_clk, "gpio_clk", "apb_clk", CMU_DEVCLKEN0, 18, 0, 0);
214static OWL_GATE_NO_PARENT(gpu_clk, "gpu_clk", CMU_DEVCLKEN0, 30, 0, 0);
215static OWL_GATE(dmac_clk, "dmac_clk", "noc_clk_div", CMU_DEVCLKEN0, 1, 0, 0);
216static OWL_GATE(timer_clk, "timer_clk", "hosc", CMU_DEVCLKEN1, 27, 0, 0);
217static OWL_GATE_NO_PARENT(dsi_clk, "dsi_clk", CMU_DEVCLKEN0, 12, 0, 0);
218static OWL_GATE(ddr0_clk, "ddr0_clk", "ddr_pll_clk", CMU_DEVCLKEN0, 31, 0, CLK_IGNORE_UNUSED);
219static OWL_GATE(ddr1_clk, "ddr1_clk", "ddr_pll_clk", CMU_DEVCLKEN0, 29, 0, CLK_IGNORE_UNUSED);
220static OWL_GATE_NO_PARENT(usb3_480mpll0_clk, "usb3_480mpll0_clk", CMU_USBPLL, 3, 0, 0);
221static OWL_GATE_NO_PARENT(usb3_480mphy0_clk, "usb3_480mphy0_clk", CMU_USBPLL, 2, 0, 0);
222static OWL_GATE_NO_PARENT(usb3_5gphy_clk, "usb3_5gphy_clk", CMU_USBPLL, 1, 0, 0);
223static OWL_GATE_NO_PARENT(usb3_cce_clk, "usb3_cce_clk", CMU_USBPLL, 0, 0, 0);
224static OWL_GATE(edp24M_clk, "edp24M_clk", "diff24M", CMU_EDPCLK, 8, 0, 0);
225static OWL_GATE(edp_link_clk, "edp_link_clk", "edp_pll_clk", CMU_DEVCLKEN0, 10, 0, 0);
226static OWL_GATE_NO_PARENT(usbh0_pllen_clk, "usbh0_pllen_clk", CMU_USBPLL, 12, 0, 0);
227static OWL_GATE_NO_PARENT(usbh0_phy_clk, "usbh0_phy_clk", CMU_USBPLL, 10, 0, 0);
228static OWL_GATE_NO_PARENT(usbh0_cce_clk, "usbh0_cce_clk", CMU_USBPLL, 8, 0, 0);
229static OWL_GATE_NO_PARENT(usbh1_pllen_clk, "usbh1_pllen_clk", CMU_USBPLL, 13, 0, 0);
230static OWL_GATE_NO_PARENT(usbh1_phy_clk, "usbh1_phy_clk", CMU_USBPLL, 11, 0, 0);
231static OWL_GATE_NO_PARENT(usbh1_cce_clk, "usbh1_cce_clk", CMU_USBPLL, 9, 0, 0);
232static OWL_GATE(spi0_clk, "spi0_clk", "ahb_clk", CMU_DEVCLKEN1, 10, 0, CLK_IGNORE_UNUSED);
233static OWL_GATE(spi1_clk, "spi1_clk", "ahb_clk", CMU_DEVCLKEN1, 11, 0, CLK_IGNORE_UNUSED);
234static OWL_GATE(spi2_clk, "spi2_clk", "ahb_clk", CMU_DEVCLKEN1, 12, 0, CLK_IGNORE_UNUSED);
235static OWL_GATE(spi3_clk, "spi3_clk", "ahb_clk", CMU_DEVCLKEN1, 13, 0, CLK_IGNORE_UNUSED);
236
237/* composite clocks */
238static OWL_COMP_FACTOR(bisp_clk, "bisp_clk", bisp_clk_mux_p,
239 OWL_MUX_HW(CMU_BISPCLK, 4, 1),
240 OWL_GATE_HW(CMU_DEVCLKEN0, 14, 0),
241 OWL_FACTOR_HW(CMU_BISPCLK, 0, 3, 0, bisp_factor_table),
242 0);
243
244static OWL_COMP_DIV(csi0_clk, "csi0_clk", csi_clk_mux_p,
245 OWL_MUX_HW(CMU_CSICLK, 4, 1),
246 OWL_GATE_HW(CMU_DEVCLKEN0, 13, 0),
247 OWL_DIVIDER_HW(CMU_CSICLK, 0, 4, 0, NULL),
248 0);
249
250static OWL_COMP_DIV(csi1_clk, "csi1_clk", csi_clk_mux_p,
251 OWL_MUX_HW(CMU_CSICLK, 20, 1),
252 OWL_GATE_HW(CMU_DEVCLKEN0, 15, 0),
253 OWL_DIVIDER_HW(CMU_CSICLK, 16, 4, 0, NULL),
254 0);
255
256static OWL_COMP_PASS(de_clk, "de_clk", de_clk_mux_p,
257 OWL_MUX_HW(CMU_DECLK, 12, 1),
258 OWL_GATE_HW(CMU_DEVCLKEN0, 8, 0),
259 0);
260
261static OWL_COMP_FACTOR(dmm_clk, "dmm_clk", dmm_clk_mux_p,
262 OWL_MUX_HW(CMU_BUSCLK, 10, 2),
263 OWL_GATE_HW(CMU_DEVCLKEN0, 19, 0),
264 OWL_FACTOR_HW(CMU_BUSCLK, 12, 3, 0, dmm_factor_table),
265 CLK_IGNORE_UNUSED);
266
267static OWL_COMP_FACTOR(edp_clk, "edp_clk", edp_clk_mux_p,
268 OWL_MUX_HW(CMU_EDPCLK, 19, 1),
269 OWL_GATE_HW(CMU_DEVCLKEN0, 10, 0),
270 OWL_FACTOR_HW(CMU_EDPCLK, 16, 3, 0, bisp_factor_table),
271 0);
272
273static OWL_COMP_DIV_FIXED(eth_mac_clk, "eth_mac_clk", "assist_pll_clk",
274 OWL_GATE_HW(CMU_DEVCLKEN1, 22, 0),
275 OWL_DIVIDER_HW(CMU_ASSISTPLL, 10, 1, 0, eth_mac_div_table),
276 0);
277
278static OWL_COMP_FACTOR(gpu_core_clk, "gpu_core_clk", gpu_clk_mux_p,
279 OWL_MUX_HW(CMU_GPU3DCLK, 4, 2),
280 OWL_GATE_HW(CMU_GPU3DCLK, 15, 0),
281 OWL_FACTOR_HW(CMU_GPU3DCLK, 0, 3, 0, bisp_factor_table),
282 0);
283
284static OWL_COMP_FACTOR(gpu_mem_clk, "gpu_mem_clk", gpu_clk_mux_p,
285 OWL_MUX_HW(CMU_GPU3DCLK, 20, 2),
286 OWL_GATE_HW(CMU_GPU3DCLK, 14, 0),
287 OWL_FACTOR_HW(CMU_GPU3DCLK, 16, 3, 0, bisp_factor_table),
288 0);
289
290static OWL_COMP_FACTOR(gpu_sys_clk, "gpu_sys_clk", gpu_clk_mux_p,
291 OWL_MUX_HW(CMU_GPU3DCLK, 28, 2),
292 OWL_GATE_HW(CMU_GPU3DCLK, 13, 0),
293 OWL_FACTOR_HW(CMU_GPU3DCLK, 24, 3, 0, bisp_factor_table),
294 0);
295
296static OWL_COMP_FACTOR(hde_clk, "hde_clk", hde_clk_mux_p,
297 OWL_MUX_HW(CMU_HDECLK, 4, 2),
298 OWL_GATE_HW(CMU_DEVCLKEN0, 27, 0),
299 OWL_FACTOR_HW(CMU_HDECLK, 0, 3, 0, bisp_factor_table),
300 0);
301
302static OWL_COMP_DIV(hdmia_clk, "hdmia_clk", i2s_clk_mux_p,
303 OWL_MUX_HW(CMU_AUDIOPLL, 24, 1),
304 OWL_GATE_HW(CMU_DEVCLKEN0, 22, 0),
305 OWL_DIVIDER_HW(CMU_AUDIOPLL, 24, 4, 0, hdmia_div_table),
306 0);
307
308static OWL_COMP_FIXED_FACTOR(i2c0_clk, "i2c0_clk", "assist_pll_clk",
309 OWL_GATE_HW(CMU_DEVCLKEN1, 14, 0),
310 1, 5, 0);
311
312static OWL_COMP_FIXED_FACTOR(i2c1_clk, "i2c1_clk", "assist_pll_clk",
313 OWL_GATE_HW(CMU_DEVCLKEN1, 15, 0),
314 1, 5, 0);
315
316static OWL_COMP_FIXED_FACTOR(i2c2_clk, "i2c2_clk", "assist_pll_clk",
317 OWL_GATE_HW(CMU_DEVCLKEN1, 30, 0),
318 1, 5, 0);
319
320static OWL_COMP_FIXED_FACTOR(i2c3_clk, "i2c3_clk", "assist_pll_clk",
321 OWL_GATE_HW(CMU_DEVCLKEN1, 31, 0),
322 1, 5, 0);
323
324static OWL_COMP_FIXED_FACTOR(i2c4_clk, "i2c4_clk", "assist_pll_clk",
325 OWL_GATE_HW(CMU_DEVCLKEN0, 17, 0),
326 1, 5, 0);
327
328static OWL_COMP_FIXED_FACTOR(i2c5_clk, "i2c5_clk", "assist_pll_clk",
329 OWL_GATE_HW(CMU_DEVCLKEN1, 1, 0),
330 1, 5, 0);
331
332static OWL_COMP_DIV(i2srx_clk, "i2srx_clk", i2s_clk_mux_p,
333 OWL_MUX_HW(CMU_AUDIOPLL, 24, 1),
334 OWL_GATE_HW(CMU_DEVCLKEN0, 21, 0),
335 OWL_DIVIDER_HW(CMU_AUDIOPLL, 20, 4, 0, i2s_div_table),
336 0);
337
338static OWL_COMP_DIV(i2stx_clk, "i2stx_clk", i2s_clk_mux_p,
339 OWL_MUX_HW(CMU_AUDIOPLL, 24, 1),
340 OWL_GATE_HW(CMU_DEVCLKEN0, 20, 0),
341 OWL_DIVIDER_HW(CMU_AUDIOPLL, 16, 4, 0, i2s_div_table),
342 0);
343
344static OWL_COMP_FACTOR(imx_clk, "imx_clk", imx_clk_mux_p,
345 OWL_MUX_HW(CMU_IMXCLK, 4, 1),
346 OWL_GATE_HW(CMU_DEVCLKEN1, 17, 0),
347 OWL_FACTOR_HW(CMU_IMXCLK, 0, 3, 0, bisp_factor_table),
348 0);
349
350static OWL_COMP_DIV(lcd_clk, "lcd_clk", lcd_clk_mux_p,
351 OWL_MUX_HW(CMU_LCDCLK, 12, 2),
352 OWL_GATE_HW(CMU_DEVCLKEN0, 9, 0),
353 OWL_DIVIDER_HW(CMU_LCDCLK, 0, 5, 0, NULL),
354 0);
355
356static OWL_COMP_DIV(nand0_clk, "nand0_clk", nand_clk_mux_p,
357 OWL_MUX_HW(CMU_NANDCCLK, 8, 1),
358 OWL_GATE_HW(CMU_DEVCLKEN0, 4, 0),
359 OWL_DIVIDER_HW(CMU_NANDCCLK, 0, 4, 0, nand_div_table),
360 CLK_SET_RATE_PARENT);
361
362static OWL_COMP_DIV(nand1_clk, "nand1_clk", nand_clk_mux_p,
363 OWL_MUX_HW(CMU_NANDCCLK, 24, 1),
364 OWL_GATE_HW(CMU_DEVCLKEN0, 11, 0),
365 OWL_DIVIDER_HW(CMU_NANDCCLK, 16, 4, 0, nand_div_table),
366 CLK_SET_RATE_PARENT);
367
368static OWL_COMP_DIV_FIXED(pwm0_clk, "pwm0_clk", "hosc",
369 OWL_GATE_HW(CMU_DEVCLKEN1, 23, 0),
370 OWL_DIVIDER_HW(CMU_PWM0CLK, 0, 6, 0, NULL),
371 0);
372
373static OWL_COMP_DIV_FIXED(pwm1_clk, "pwm1_clk", "hosc",
374 OWL_GATE_HW(CMU_DEVCLKEN1, 24, 0),
375 OWL_DIVIDER_HW(CMU_PWM1CLK, 0, 6, 0, NULL),
376 0);
377/*
378 * pwm2 may be for backlight, do not gate it
379 * even it is "unused", because it may be
380 * enabled at boot stage, and in kernel, driver
381 * has no effective method to know the real status,
382 * so, the best way is keeping it as what it was.
383 */
384static OWL_COMP_DIV_FIXED(pwm2_clk, "pwm2_clk", "hosc",
385 OWL_GATE_HW(CMU_DEVCLKEN1, 25, 0),
386 OWL_DIVIDER_HW(CMU_PWM2CLK, 0, 6, 0, NULL),
387 CLK_IGNORE_UNUSED);
388
389static OWL_COMP_DIV_FIXED(pwm3_clk, "pwm3_clk", "hosc",
390 OWL_GATE_HW(CMU_DEVCLKEN1, 26, 0),
391 OWL_DIVIDER_HW(CMU_PWM3CLK, 0, 6, 0, NULL),
392 0);
393
394static OWL_COMP_DIV_FIXED(pwm4_clk, "pwm4_clk", "hosc",
395 OWL_GATE_HW(CMU_DEVCLKEN1, 4, 0),
396 OWL_DIVIDER_HW(CMU_PWM4CLK, 0, 6, 0, NULL),
397 0);
398
399static OWL_COMP_DIV_FIXED(pwm5_clk, "pwm5_clk", "hosc",
400 OWL_GATE_HW(CMU_DEVCLKEN1, 5, 0),
401 OWL_DIVIDER_HW(CMU_PWM5CLK, 0, 6, 0, NULL),
402 0);
403
404static OWL_COMP_FACTOR(sd0_clk, "sd0_clk", sd_clk_mux_p,
405 OWL_MUX_HW(CMU_SD0CLK, 9, 1),
406 OWL_GATE_HW(CMU_DEVCLKEN0, 5, 0),
407 OWL_FACTOR_HW(CMU_SD0CLK, 0, 9, 0, sd_factor_table),
408 0);
409
410static OWL_COMP_FACTOR(sd1_clk, "sd1_clk", sd_clk_mux_p,
411 OWL_MUX_HW(CMU_SD1CLK, 9, 1),
412 OWL_GATE_HW(CMU_DEVCLKEN0, 6, 0),
413 OWL_FACTOR_HW(CMU_SD1CLK, 0, 9, 0, sd_factor_table),
414 0);
415
416static OWL_COMP_FACTOR(sd2_clk, "sd2_clk", sd_clk_mux_p,
417 OWL_MUX_HW(CMU_SD2CLK, 9, 1),
418 OWL_GATE_HW(CMU_DEVCLKEN0, 7, 0),
419 OWL_FACTOR_HW(CMU_SD2CLK, 0, 9, 0, sd_factor_table),
420 0);
421
422static OWL_COMP_FACTOR(sd3_clk, "sd3_clk", sd_clk_mux_p,
423 OWL_MUX_HW(CMU_SD3CLK, 9, 1),
424 OWL_GATE_HW(CMU_DEVCLKEN0, 16, 0),
425 OWL_FACTOR_HW(CMU_SD3CLK, 0, 9, 0, sd_factor_table),
426 0);
427
428static OWL_COMP_DIV(sensor_clk, "sensor_clk", sensor_clk_mux_p,
429 OWL_MUX_HW(CMU_SENSORCLK, 4, 1),
430 OWL_GATE_HW(CMU_DEVCLKEN0, 14, 0),
431 OWL_DIVIDER_HW(CMU_SENSORCLK, 0, 4, 0, NULL),
432 0);
433
434static OWL_COMP_DIV_FIXED(speed_sensor_clk, "speed_sensor_clk",
435 "hosc",
436 OWL_GATE_HW(CMU_DEVCLKEN1, 0, 0),
437 OWL_DIVIDER_HW(CMU_TLSCLK, 0, 4, CLK_DIVIDER_POWER_OF_TWO, NULL),
438 0);
439
440static OWL_COMP_DIV_FIXED(thermal_sensor_clk, "thermal_sensor_clk",
441 "hosc",
442 OWL_GATE_HW(CMU_DEVCLKEN1, 2, 0),
443 OWL_DIVIDER_HW(CMU_TLSCLK, 8, 4, CLK_DIVIDER_POWER_OF_TWO, NULL),
444 0);
445
446static OWL_COMP_DIV(uart0_clk, "uart0_clk", uart_clk_mux_p,
447 OWL_MUX_HW(CMU_UART0CLK, 16, 1),
448 OWL_GATE_HW(CMU_DEVCLKEN1, 6, 0),
449 OWL_DIVIDER_HW(CMU_UART0CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
450 CLK_IGNORE_UNUSED);
451
452static OWL_COMP_DIV(uart1_clk, "uart1_clk", uart_clk_mux_p,
453 OWL_MUX_HW(CMU_UART1CLK, 16, 1),
454 OWL_GATE_HW(CMU_DEVCLKEN1, 7, 0),
455 OWL_DIVIDER_HW(CMU_UART1CLK, 1, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
456 CLK_IGNORE_UNUSED);
457
458static OWL_COMP_DIV(uart2_clk, "uart2_clk", uart_clk_mux_p,
459 OWL_MUX_HW(CMU_UART2CLK, 16, 1),
460 OWL_GATE_HW(CMU_DEVCLKEN1, 8, 0),
461 OWL_DIVIDER_HW(CMU_UART2CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
462 CLK_IGNORE_UNUSED);
463
464static OWL_COMP_DIV(uart3_clk, "uart3_clk", uart_clk_mux_p,
465 OWL_MUX_HW(CMU_UART3CLK, 16, 1),
466 OWL_GATE_HW(CMU_DEVCLKEN1, 19, 0),
467 OWL_DIVIDER_HW(CMU_UART3CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
468 CLK_IGNORE_UNUSED);
469
470static OWL_COMP_DIV(uart4_clk, "uart4_clk", uart_clk_mux_p,
471 OWL_MUX_HW(CMU_UART4CLK, 16, 1),
472 OWL_GATE_HW(CMU_DEVCLKEN1, 20, 0),
473 OWL_DIVIDER_HW(CMU_UART4CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
474 CLK_IGNORE_UNUSED);
475
476static OWL_COMP_DIV(uart5_clk, "uart5_clk", uart_clk_mux_p,
477 OWL_MUX_HW(CMU_UART5CLK, 16, 1),
478 OWL_GATE_HW(CMU_DEVCLKEN1, 21, 0),
479 OWL_DIVIDER_HW(CMU_UART5CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
480 CLK_IGNORE_UNUSED);
481
482static OWL_COMP_DIV(uart6_clk, "uart6_clk", uart_clk_mux_p,
483 OWL_MUX_HW(CMU_UART6CLK, 16, 1),
484 OWL_GATE_HW(CMU_DEVCLKEN1, 18, 0),
485 OWL_DIVIDER_HW(CMU_UART6CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
486 CLK_IGNORE_UNUSED);
487
488static OWL_COMP_FACTOR(vce_clk, "vce_clk", vce_clk_mux_p,
489 OWL_MUX_HW(CMU_VCECLK, 4, 2),
490 OWL_GATE_HW(CMU_DEVCLKEN0, 26, 0),
491 OWL_FACTOR_HW(CMU_VCECLK, 0, 3, 0, bisp_factor_table),
492 0);
493
494static OWL_COMP_FACTOR(vde_clk, "vde_clk", hde_clk_mux_p,
495 OWL_MUX_HW(CMU_VDECLK, 4, 2),
496 OWL_GATE_HW(CMU_DEVCLKEN0, 25, 0),
497 OWL_FACTOR_HW(CMU_VDECLK, 0, 3, 0, bisp_factor_table),
498 0);
499
500static struct owl_clk_common *s900_clks[] = {
501 &core_pll_clk.common,
502 &dev_pll_clk.common,
503 &ddr_pll_clk.common,
504 &nand_pll_clk.common,
505 &display_pll_clk.common,
506 &assist_pll_clk.common,
507 &audio_pll_clk.common,
508 &edp_pll_clk.common,
509 &cpu_clk.common,
510 &dev_clk.common,
511 &noc_clk_mux.common,
512 &noc_clk_div.common,
513 &ahb_clk.common,
514 &apb_clk.common,
515 &usb3_mac_clk.common,
516 &rmii_ref_clk.common,
517 &noc_clk.common,
518 &de_clk1.common,
519 &de_clk2.common,
520 &de_clk3.common,
521 &gpio_clk.common,
522 &gpu_clk.common,
523 &dmac_clk.common,
524 &timer_clk.common,
525 &dsi_clk.common,
526 &ddr0_clk.common,
527 &ddr1_clk.common,
528 &usb3_480mpll0_clk.common,
529 &usb3_480mphy0_clk.common,
530 &usb3_5gphy_clk.common,
531 &usb3_cce_clk.common,
532 &edp24M_clk.common,
533 &edp_link_clk.common,
534 &usbh0_pllen_clk.common,
535 &usbh0_phy_clk.common,
536 &usbh0_cce_clk.common,
537 &usbh1_pllen_clk.common,
538 &usbh1_phy_clk.common,
539 &usbh1_cce_clk.common,
540 &i2c0_clk.common,
541 &i2c1_clk.common,
542 &i2c2_clk.common,
543 &i2c3_clk.common,
544 &i2c4_clk.common,
545 &i2c5_clk.common,
546 &spi0_clk.common,
547 &spi1_clk.common,
548 &spi2_clk.common,
549 &spi3_clk.common,
550 &bisp_clk.common,
551 &csi0_clk.common,
552 &csi1_clk.common,
553 &de_clk.common,
554 &dmm_clk.common,
555 &edp_clk.common,
556 &eth_mac_clk.common,
557 &gpu_core_clk.common,
558 &gpu_mem_clk.common,
559 &gpu_sys_clk.common,
560 &hde_clk.common,
561 &hdmia_clk.common,
562 &i2srx_clk.common,
563 &i2stx_clk.common,
564 &imx_clk.common,
565 &lcd_clk.common,
566 &nand0_clk.common,
567 &nand1_clk.common,
568 &pwm0_clk.common,
569 &pwm1_clk.common,
570 &pwm2_clk.common,
571 &pwm3_clk.common,
572 &pwm4_clk.common,
573 &pwm5_clk.common,
574 &sd0_clk.common,
575 &sd1_clk.common,
576 &sd2_clk.common,
577 &sd3_clk.common,
578 &sensor_clk.common,
579 &speed_sensor_clk.common,
580 &thermal_sensor_clk.common,
581 &uart0_clk.common,
582 &uart1_clk.common,
583 &uart2_clk.common,
584 &uart3_clk.common,
585 &uart4_clk.common,
586 &uart5_clk.common,
587 &uart6_clk.common,
588 &vce_clk.common,
589 &vde_clk.common,
590};
591
592static struct clk_hw_onecell_data s900_hw_clks = {
593 .hws = {
594 [CLK_CORE_PLL] = &core_pll_clk.common.hw,
595 [CLK_DEV_PLL] = &dev_pll_clk.common.hw,
596 [CLK_DDR_PLL] = &ddr_pll_clk.common.hw,
597 [CLK_NAND_PLL] = &nand_pll_clk.common.hw,
598 [CLK_DISPLAY_PLL] = &display_pll_clk.common.hw,
599 [CLK_ASSIST_PLL] = &assist_pll_clk.common.hw,
600 [CLK_AUDIO_PLL] = &audio_pll_clk.common.hw,
601 [CLK_EDP_PLL] = &edp_pll_clk.common.hw,
602 [CLK_CPU] = &cpu_clk.common.hw,
603 [CLK_DEV] = &dev_clk.common.hw,
604 [CLK_NOC_MUX] = &noc_clk_mux.common.hw,
605 [CLK_NOC_DIV] = &noc_clk_div.common.hw,
606 [CLK_AHB] = &ahb_clk.common.hw,
607 [CLK_APB] = &apb_clk.common.hw,
608 [CLK_USB3_MAC] = &usb3_mac_clk.common.hw,
609 [CLK_RMII_REF] = &rmii_ref_clk.common.hw,
610 [CLK_NOC] = &noc_clk.common.hw,
611 [CLK_DE1] = &de_clk1.common.hw,
612 [CLK_DE2] = &de_clk2.common.hw,
613 [CLK_DE3] = &de_clk3.common.hw,
614 [CLK_GPIO] = &gpio_clk.common.hw,
615 [CLK_GPU] = &gpu_clk.common.hw,
616 [CLK_DMAC] = &dmac_clk.common.hw,
617 [CLK_TIMER] = &timer_clk.common.hw,
618 [CLK_DSI] = &dsi_clk.common.hw,
619 [CLK_DDR0] = &ddr0_clk.common.hw,
620 [CLK_DDR1] = &ddr1_clk.common.hw,
621 [CLK_USB3_480MPLL0] = &usb3_480mpll0_clk.common.hw,
622 [CLK_USB3_480MPHY0] = &usb3_480mphy0_clk.common.hw,
623 [CLK_USB3_5GPHY] = &usb3_5gphy_clk.common.hw,
624 [CLK_USB3_CCE] = &usb3_cce_clk.common.hw,
625 [CLK_24M_EDP] = &edp24M_clk.common.hw,
626 [CLK_EDP_LINK] = &edp_link_clk.common.hw,
627 [CLK_USB2H0_PLLEN] = &usbh0_pllen_clk.common.hw,
628 [CLK_USB2H0_PHY] = &usbh0_phy_clk.common.hw,
629 [CLK_USB2H0_CCE] = &usbh0_cce_clk.common.hw,
630 [CLK_USB2H1_PLLEN] = &usbh1_pllen_clk.common.hw,
631 [CLK_USB2H1_PHY] = &usbh1_phy_clk.common.hw,
632 [CLK_USB2H1_CCE] = &usbh1_cce_clk.common.hw,
633 [CLK_I2C0] = &i2c0_clk.common.hw,
634 [CLK_I2C1] = &i2c1_clk.common.hw,
635 [CLK_I2C2] = &i2c2_clk.common.hw,
636 [CLK_I2C3] = &i2c3_clk.common.hw,
637 [CLK_I2C4] = &i2c4_clk.common.hw,
638 [CLK_I2C5] = &i2c5_clk.common.hw,
639 [CLK_SPI0] = &spi0_clk.common.hw,
640 [CLK_SPI1] = &spi1_clk.common.hw,
641 [CLK_SPI2] = &spi2_clk.common.hw,
642 [CLK_SPI3] = &spi3_clk.common.hw,
643 [CLK_BISP] = &bisp_clk.common.hw,
644 [CLK_CSI0] = &csi0_clk.common.hw,
645 [CLK_CSI1] = &csi1_clk.common.hw,
646 [CLK_DE0] = &de_clk.common.hw,
647 [CLK_DMM] = &dmm_clk.common.hw,
648 [CLK_EDP] = &edp_clk.common.hw,
649 [CLK_ETH_MAC] = &eth_mac_clk.common.hw,
650 [CLK_GPU_CORE] = &gpu_core_clk.common.hw,
651 [CLK_GPU_MEM] = &gpu_mem_clk.common.hw,
652 [CLK_GPU_SYS] = &gpu_sys_clk.common.hw,
653 [CLK_HDE] = &hde_clk.common.hw,
654 [CLK_HDMI_AUDIO] = &hdmia_clk.common.hw,
655 [CLK_I2SRX] = &i2srx_clk.common.hw,
656 [CLK_I2STX] = &i2stx_clk.common.hw,
657 [CLK_IMX] = &imx_clk.common.hw,
658 [CLK_LCD] = &lcd_clk.common.hw,
659 [CLK_NAND0] = &nand0_clk.common.hw,
660 [CLK_NAND1] = &nand1_clk.common.hw,
661 [CLK_PWM0] = &pwm0_clk.common.hw,
662 [CLK_PWM1] = &pwm1_clk.common.hw,
663 [CLK_PWM2] = &pwm2_clk.common.hw,
664 [CLK_PWM3] = &pwm3_clk.common.hw,
665 [CLK_PWM4] = &pwm4_clk.common.hw,
666 [CLK_PWM5] = &pwm5_clk.common.hw,
667 [CLK_SD0] = &sd0_clk.common.hw,
668 [CLK_SD1] = &sd1_clk.common.hw,
669 [CLK_SD2] = &sd2_clk.common.hw,
670 [CLK_SD3] = &sd3_clk.common.hw,
671 [CLK_SENSOR] = &sensor_clk.common.hw,
672 [CLK_SPEED_SENSOR] = &speed_sensor_clk.common.hw,
673 [CLK_THERMAL_SENSOR] = &thermal_sensor_clk.common.hw,
674 [CLK_UART0] = &uart0_clk.common.hw,
675 [CLK_UART1] = &uart1_clk.common.hw,
676 [CLK_UART2] = &uart2_clk.common.hw,
677 [CLK_UART3] = &uart3_clk.common.hw,
678 [CLK_UART4] = &uart4_clk.common.hw,
679 [CLK_UART5] = &uart5_clk.common.hw,
680 [CLK_UART6] = &uart6_clk.common.hw,
681 [CLK_VCE] = &vce_clk.common.hw,
682 [CLK_VDE] = &vde_clk.common.hw,
683 },
684 .num = CLK_NR_CLKS,
685};
686
687static const struct owl_clk_desc s900_clk_desc = {
688 .clks = s900_clks,
689 .num_clks = ARRAY_SIZE(s900_clks),
690
691 .hw_clks = &s900_hw_clks,
692};
693
694static int s900_clk_probe(struct platform_device *pdev)
695{
696 const struct owl_clk_desc *desc;
697
698 desc = &s900_clk_desc;
699 owl_clk_regmap_init(pdev, desc);
700
701 return owl_clk_probe(&pdev->dev, desc->hw_clks);
702}
703
704static const struct of_device_id s900_clk_of_match[] = {
705 { .compatible = "actions,s900-cmu", },
706 { /* sentinel */ }
707};
708
709static struct platform_driver s900_clk_driver = {
710 .probe = s900_clk_probe,
711 .driver = {
712 .name = "s900-cmu",
713 .of_match_table = s900_clk_of_match,
714 },
715};
716
717static int __init s900_clk_init(void)
718{
719 return platform_driver_register(&s900_clk_driver);
720}
721core_initcall(s900_clk_init);
generated by cgit v1.2.2 (git 2.25.0) at 2025-08-28 12:59:53 -0400