clk: ux500: Clock definitions for u8500

First version of clock definitions of PRCMU and PRCC clocks
for the u8500 platform.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Mike Turquette <mturquette@linaro.org>

1 files changed, 453 insertions, 1 deletions

diff --git a/drivers/clk/ux500/u8500_clk.c b/drivers/clk/ux500/u8500_clk.c
index 2bc4901599ed..5c1fca1f28de 100644
--- a/drivers/clk/ux500/u8500_clk.c
+++ b/drivers/clk/ux500/u8500_clk.c
@@ -17,5 +17,457 @@
 
 void u8500_clk_init(void)
 {
-        /* register clocks here */
+        struct prcmu_fw_version *fw_version;
+        const char *sgaclk_parent = NULL;
+        struct clk *clk;
+
+        /* Clock sources */
+        clk = clk_reg_prcmu_gate("soc0_pll", NULL, PRCMU_PLLSOC0,
+                                CLK_IS_ROOT|CLK_IGNORE_UNUSED);
+        clk_register_clkdev(clk, "soc0_pll", NULL);
+
+        clk = clk_reg_prcmu_gate("soc1_pll", NULL, PRCMU_PLLSOC1,
+                                CLK_IS_ROOT|CLK_IGNORE_UNUSED);
+        clk_register_clkdev(clk, "soc1_pll", NULL);
+
+        clk = clk_reg_prcmu_gate("ddr_pll", NULL, PRCMU_PLLDDR,
+                                CLK_IS_ROOT|CLK_IGNORE_UNUSED);
+        clk_register_clkdev(clk, "ddr_pll", NULL);
+
+        /* FIXME: Add sys, ulp and int clocks here. */
+
+        clk = clk_register_fixed_rate(NULL, "rtc32k", "NULL",
+                                CLK_IS_ROOT|CLK_IGNORE_UNUSED,
+                                32768);
+        clk_register_clkdev(clk, "clk32k", NULL);
+        clk_register_clkdev(clk, NULL, "rtc-pl031");
+
+        /* PRCMU clocks */
+        fw_version = prcmu_get_fw_version();
+        if (fw_version != NULL) {
+                switch (fw_version->project) {
+                case PRCMU_FW_PROJECT_U8500_C2:
+                case PRCMU_FW_PROJECT_U8520:
+                case PRCMU_FW_PROJECT_U8420:
+                        sgaclk_parent = "soc0_pll";
+                        break;
+                default:
+                        break;
+                }
+        }
+
+        if (sgaclk_parent)
+                clk = clk_reg_prcmu_gate("sgclk", sgaclk_parent,
+                                        PRCMU_SGACLK, 0);
+        else
+                clk = clk_reg_prcmu_gate("sgclk", NULL,
+                                        PRCMU_SGACLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "mali");
+
+        clk = clk_reg_prcmu_gate("uartclk", NULL, PRCMU_UARTCLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "UART");
+
+        clk = clk_reg_prcmu_gate("msp02clk", NULL, PRCMU_MSP02CLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "MSP02");
+
+        clk = clk_reg_prcmu_gate("msp1clk", NULL, PRCMU_MSP1CLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "MSP1");
+
+        clk = clk_reg_prcmu_gate("i2cclk", NULL, PRCMU_I2CCLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "I2C");
+
+        clk = clk_reg_prcmu_gate("slimclk", NULL, PRCMU_SLIMCLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "slim");
+
+        clk = clk_reg_prcmu_gate("per1clk", NULL, PRCMU_PER1CLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "PERIPH1");
+
+        clk = clk_reg_prcmu_gate("per2clk", NULL, PRCMU_PER2CLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "PERIPH2");
+
+        clk = clk_reg_prcmu_gate("per3clk", NULL, PRCMU_PER3CLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "PERIPH3");
+
+        clk = clk_reg_prcmu_gate("per5clk", NULL, PRCMU_PER5CLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "PERIPH5");
+
+        clk = clk_reg_prcmu_gate("per6clk", NULL, PRCMU_PER6CLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "PERIPH6");
+
+        clk = clk_reg_prcmu_gate("per7clk", NULL, PRCMU_PER7CLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "PERIPH7");
+
+        clk = clk_reg_prcmu_scalable("lcdclk", NULL, PRCMU_LCDCLK, 0,
+                                CLK_IS_ROOT|CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, NULL, "lcd");
+        clk_register_clkdev(clk, "lcd", "mcde");
+
+        clk = clk_reg_prcmu_opp_gate("bmlclk", NULL, PRCMU_BMLCLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "bml");
+
+        clk = clk_reg_prcmu_scalable("hsitxclk", NULL, PRCMU_HSITXCLK, 0,
+                                CLK_IS_ROOT|CLK_SET_RATE_GATE);
+
+        clk = clk_reg_prcmu_scalable("hsirxclk", NULL, PRCMU_HSIRXCLK, 0,
+                                CLK_IS_ROOT|CLK_SET_RATE_GATE);
+
+        clk = clk_reg_prcmu_scalable("hdmiclk", NULL, PRCMU_HDMICLK, 0,
+                                CLK_IS_ROOT|CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, NULL, "hdmi");
+        clk_register_clkdev(clk, "hdmi", "mcde");
+
+        clk = clk_reg_prcmu_gate("apeatclk", NULL, PRCMU_APEATCLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "apeat");
+
+        clk = clk_reg_prcmu_gate("apetraceclk", NULL, PRCMU_APETRACECLK,
+                                CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "apetrace");
+
+        clk = clk_reg_prcmu_gate("mcdeclk", NULL, PRCMU_MCDECLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "mcde");
+        clk_register_clkdev(clk, "mcde", "mcde");
+        clk_register_clkdev(clk, "dsisys", "dsilink.0");
+        clk_register_clkdev(clk, "dsisys", "dsilink.1");
+        clk_register_clkdev(clk, "dsisys", "dsilink.2");
+
+        clk = clk_reg_prcmu_opp_gate("ipi2cclk", NULL, PRCMU_IPI2CCLK,
+                                CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "ipi2");
+
+        clk = clk_reg_prcmu_gate("dsialtclk", NULL, PRCMU_DSIALTCLK,
+                                CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "dsialt");
+
+        clk = clk_reg_prcmu_gate("dmaclk", NULL, PRCMU_DMACLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "dma40.0");
+
+        clk = clk_reg_prcmu_gate("b2r2clk", NULL, PRCMU_B2R2CLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "b2r2");
+        clk_register_clkdev(clk, NULL, "b2r2_core");
+        clk_register_clkdev(clk, NULL, "U8500-B2R2.0");
+
+        clk = clk_reg_prcmu_scalable("tvclk", NULL, PRCMU_TVCLK, 0,
+                                CLK_IS_ROOT|CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, NULL, "tv");
+        clk_register_clkdev(clk, "tv", "mcde");
+
+        clk = clk_reg_prcmu_gate("sspclk", NULL, PRCMU_SSPCLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "SSP");
+
+        clk = clk_reg_prcmu_gate("rngclk", NULL, PRCMU_RNGCLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "rngclk");
+
+        clk = clk_reg_prcmu_gate("uiccclk", NULL, PRCMU_UICCCLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "uicc");
+
+        /*
+         * FIXME: The MTU clocks might need some kind of "parent muxed join"
+         * and these have no K-clocks. For now, we ignore the missing
+         * connection to the corresponding P-clocks, p6_mtu0_clk and
+         * p6_mtu1_clk. Instead timclk is used which is the valid parent.
+         */
+        clk = clk_reg_prcmu_gate("timclk", NULL, PRCMU_TIMCLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "mtu0");
+        clk_register_clkdev(clk, NULL, "mtu1");
+
+        clk = clk_reg_prcmu_gate("sdmmcclk", NULL, PRCMU_SDMMCCLK, CLK_IS_ROOT);
+        clk_register_clkdev(clk, NULL, "sdmmc");
+
+
+        clk = clk_reg_prcmu_scalable("dsi_pll", "hdmiclk",
+                                PRCMU_PLLDSI, 0, CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, "dsihs2", "mcde");
+        clk_register_clkdev(clk, "dsihs2", "dsilink.2");
+
+
+        clk = clk_reg_prcmu_scalable("dsi0clk", "dsi_pll",
+                                PRCMU_DSI0CLK, 0, CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, "dsihs0", "mcde");
+        clk_register_clkdev(clk, "dsihs0", "dsilink.0");
+
+        clk = clk_reg_prcmu_scalable("dsi1clk", "dsi_pll",
+                                PRCMU_DSI1CLK, 0, CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, "dsihs1", "mcde");
+        clk_register_clkdev(clk, "dsihs1", "dsilink.1");
+
+        clk = clk_reg_prcmu_scalable("dsi0escclk", "tvclk",
+                                PRCMU_DSI0ESCCLK, 0, CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, "dsilp0", "dsilink.0");
+        clk_register_clkdev(clk, "dsilp0", "mcde");
+
+        clk = clk_reg_prcmu_scalable("dsi1escclk", "tvclk",
+                                PRCMU_DSI1ESCCLK, 0, CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, "dsilp1", "dsilink.1");
+        clk_register_clkdev(clk, "dsilp1", "mcde");
+
+        clk = clk_reg_prcmu_scalable("dsi2escclk", "tvclk",
+                                PRCMU_DSI2ESCCLK, 0, CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, "dsilp2", "dsilink.2");
+        clk_register_clkdev(clk, "dsilp2", "mcde");
+
+        /*
+         * FIXME: Add special handled PRCMU clocks here:
+         * 1. smp_twd, use PRCMU_ARMSS.
+         * 2. clk_arm, use PRCMU_ARMCLK.
+         * 3. clkout0yuv, use PRCMU as parent + need regulator + pinctrl.
+         * 4. ab9540_clkout1yuv, see clkout0yuv
+         */
+
+        /* PRCC P-clocks */
+        clk = clk_reg_prcc_pclk("p1_pclk0", "per1clk", U8500_CLKRST1_BASE,
+                                BIT(0), 0);
+        clk_register_clkdev(clk, "apb_pclk", "uart0");
+
+        clk = clk_reg_prcc_pclk("p1_pclk1", "per1clk", U8500_CLKRST1_BASE,
+                                BIT(1), 0);
+        clk_register_clkdev(clk, "apb_pclk", "uart1");
+
+        clk = clk_reg_prcc_pclk("p1_pclk2", "per1clk", U8500_CLKRST1_BASE,
+                                BIT(2), 0);
+        clk = clk_reg_prcc_pclk("p1_pclk3", "per1clk", U8500_CLKRST1_BASE,
+                                BIT(3), 0);
+        clk = clk_reg_prcc_pclk("p1_pclk4", "per1clk", U8500_CLKRST1_BASE,
+                                BIT(4), 0);
+
+        clk = clk_reg_prcc_pclk("p1_pclk5", "per1clk", U8500_CLKRST1_BASE,
+                                BIT(5), 0);
+        clk_register_clkdev(clk, "apb_pclk", "sdi0");
+
+        clk = clk_reg_prcc_pclk("p1_pclk6", "per1clk", U8500_CLKRST1_BASE,
+                                BIT(6), 0);
+
+        clk = clk_reg_prcc_pclk("p1_pclk7", "per1clk", U8500_CLKRST1_BASE,
+                                BIT(7), 0);
+        clk_register_clkdev(clk, NULL, "spi3");
+
+        clk = clk_reg_prcc_pclk("p1_pclk8", "per1clk", U8500_CLKRST1_BASE,
+                                BIT(8), 0);
+
+        clk = clk_reg_prcc_pclk("p1_pclk9", "per1clk", U8500_CLKRST1_BASE,
+                                BIT(9), 0);
+        clk_register_clkdev(clk, NULL, "gpio.0");
+        clk_register_clkdev(clk, NULL, "gpio.1");
+        clk_register_clkdev(clk, NULL, "gpioblock0");
+
+        clk = clk_reg_prcc_pclk("p1_pclk10", "per1clk", U8500_CLKRST1_BASE,
+                                BIT(10), 0);
+        clk = clk_reg_prcc_pclk("p1_pclk11", "per1clk", U8500_CLKRST1_BASE,
+                                BIT(11), 0);
+
+        clk = clk_reg_prcc_pclk("p2_pclk0", "per2clk", U8500_CLKRST2_BASE,
+                                BIT(0), 0);
+
+        clk = clk_reg_prcc_pclk("p2_pclk1", "per2clk", U8500_CLKRST2_BASE,
+                                BIT(1), 0);
+        clk_register_clkdev(clk, NULL, "spi2");
+
+        clk = clk_reg_prcc_pclk("p2_pclk2", "per2clk", U8500_CLKRST2_BASE,
+                                BIT(2), 0);
+        clk_register_clkdev(clk, NULL, "spi1");
+
+        clk = clk_reg_prcc_pclk("p2_pclk3", "per2clk", U8500_CLKRST2_BASE,
+                                BIT(3), 0);
+        clk_register_clkdev(clk, NULL, "pwl");
+
+        clk = clk_reg_prcc_pclk("p2_pclk4", "per2clk", U8500_CLKRST2_BASE,
+                                BIT(4), 0);
+        clk_register_clkdev(clk, "apb_pclk", "sdi4");
+
+        clk = clk_reg_prcc_pclk("p2_pclk5", "per2clk", U8500_CLKRST2_BASE,
+                                BIT(5), 0);
+
+        clk = clk_reg_prcc_pclk("p2_pclk6", "per2clk", U8500_CLKRST2_BASE,
+                                BIT(6), 0);
+        clk_register_clkdev(clk, "apb_pclk", "sdi1");
+
+
+        clk = clk_reg_prcc_pclk("p2_pclk7", "per2clk", U8500_CLKRST2_BASE,
+                                BIT(7), 0);
+        clk_register_clkdev(clk, "apb_pclk", "sdi3");
+
+        clk = clk_reg_prcc_pclk("p2_pclk8", "per2clk", U8500_CLKRST2_BASE,
+                                BIT(8), 0);
+        clk_register_clkdev(clk, NULL, "spi0");
+
+        clk = clk_reg_prcc_pclk("p2_pclk9", "per2clk", U8500_CLKRST2_BASE,
+                                BIT(9), 0);
+        clk_register_clkdev(clk, "hsir_hclk", "ste_hsi.0");
+
+        clk = clk_reg_prcc_pclk("p2_pclk10", "per2clk", U8500_CLKRST2_BASE,
+                                BIT(10), 0);
+        clk_register_clkdev(clk, "hsit_hclk", "ste_hsi.0");
+
+        clk = clk_reg_prcc_pclk("p2_pclk11", "per2clk", U8500_CLKRST2_BASE,
+                                BIT(11), 0);
+        clk_register_clkdev(clk, NULL, "gpio.6");
+        clk_register_clkdev(clk, NULL, "gpio.7");
+        clk_register_clkdev(clk, NULL, "gpioblock1");
+
+        clk = clk_reg_prcc_pclk("p2_pclk12", "per2clk", U8500_CLKRST2_BASE,
+                                BIT(11), 0);
+
+        clk = clk_reg_prcc_pclk("p3_pclk0", "per3clk", U8500_CLKRST3_BASE,
+                                BIT(0), 0);
+        clk_register_clkdev(clk, NULL, "fsmc");
+
+        clk = clk_reg_prcc_pclk("p3_pclk1", "per3clk", U8500_CLKRST3_BASE,
+                                BIT(1), 0);
+        clk = clk_reg_prcc_pclk("p3_pclk2", "per3clk", U8500_CLKRST3_BASE,
+                                BIT(2), 0);
+        clk = clk_reg_prcc_pclk("p3_pclk3", "per3clk", U8500_CLKRST3_BASE,
+                                BIT(3), 0);
+
+        clk = clk_reg_prcc_pclk("p3_pclk4", "per3clk", U8500_CLKRST3_BASE,
+                                BIT(4), 0);
+        clk_register_clkdev(clk, "apb_pclk", "sdi2");
+
+        clk = clk_reg_prcc_pclk("p3_pclk5", "per3clk", U8500_CLKRST3_BASE,
+                                BIT(5), 0);
+
+        clk = clk_reg_prcc_pclk("p3_pclk6", "per3clk", U8500_CLKRST3_BASE,
+                                BIT(6), 0);
+        clk_register_clkdev(clk, "apb_pclk", "uart2");
+
+        clk = clk_reg_prcc_pclk("p3_pclk7", "per3clk", U8500_CLKRST3_BASE,
+                                BIT(7), 0);
+        clk_register_clkdev(clk, "apb_pclk", "sdi5");
+
+        clk = clk_reg_prcc_pclk("p3_pclk8", "per3clk", U8500_CLKRST3_BASE,
+                                BIT(8), 0);
+        clk_register_clkdev(clk, NULL, "gpio.2");
+        clk_register_clkdev(clk, NULL, "gpio.3");
+        clk_register_clkdev(clk, NULL, "gpio.4");
+        clk_register_clkdev(clk, NULL, "gpio.5");
+        clk_register_clkdev(clk, NULL, "gpioblock2");
+
+        clk = clk_reg_prcc_pclk("p5_pclk0", "per5clk", U8500_CLKRST5_BASE,
+                                BIT(0), 0);
+        clk_register_clkdev(clk, "usb", "musb-ux500.0");
+
+        clk = clk_reg_prcc_pclk("p5_pclk1", "per5clk", U8500_CLKRST5_BASE,
+                                BIT(1), 0);
+        clk_register_clkdev(clk, NULL, "gpio.8");
+        clk_register_clkdev(clk, NULL, "gpioblock3");
+
+        clk = clk_reg_prcc_pclk("p6_pclk0", "per6clk", U8500_CLKRST6_BASE,
+                                BIT(0), 0);
+
+        clk = clk_reg_prcc_pclk("p6_pclk1", "per6clk", U8500_CLKRST6_BASE,
+                                BIT(1), 0);
+        clk_register_clkdev(clk, NULL, "cryp0");
+        clk_register_clkdev(clk, NULL, "cryp1");
+
+        clk = clk_reg_prcc_pclk("p6_pclk2", "per6clk", U8500_CLKRST6_BASE,
+                                BIT(2), 0);
+        clk_register_clkdev(clk, NULL, "hash0");
+
+        clk = clk_reg_prcc_pclk("p6_pclk3", "per6clk", U8500_CLKRST6_BASE,
+                                BIT(3), 0);
+        clk_register_clkdev(clk, NULL, "pka");
+
+        clk = clk_reg_prcc_pclk("p6_pclk4", "per6clk", U8500_CLKRST6_BASE,
+                                BIT(4), 0);
+        clk_register_clkdev(clk, NULL, "hash1");
+
+        clk = clk_reg_prcc_pclk("p6_pclk5", "per6clk", U8500_CLKRST6_BASE,
+                                BIT(5), 0);
+        clk_register_clkdev(clk, NULL, "cfgreg");
+
+        clk = clk_reg_prcc_pclk("p6_pclk6", "per6clk", U8500_CLKRST6_BASE,
+                                BIT(6), 0);
+        clk = clk_reg_prcc_pclk("p6_pclk7", "per6clk", U8500_CLKRST6_BASE,
+                                BIT(7), 0);
+
+        /* PRCC K-clocks
+         *
+         * FIXME: Some drivers requires PERPIH[n| to be automatically enabled
+         * by enabling just the K-clock, even if it is not a valid parent to
+         * the K-clock. Until drivers get fixed we might need some kind of
+         * "parent muxed join".
+         */
+
+        /* Periph1 */
+        clk = clk_reg_prcc_kclk("p1_uart0_kclk", "uartclk",
+                        U8500_CLKRST1_BASE, BIT(0), CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, NULL, "uart0");
+
+        clk = clk_reg_prcc_kclk("p1_uart1_kclk", "uartclk",
+                        U8500_CLKRST1_BASE, BIT(1), CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, NULL, "uart1");
+
+        clk = clk_reg_prcc_kclk("p1_i2c1_kclk", "i2cclk",
+                        U8500_CLKRST1_BASE, BIT(2), CLK_SET_RATE_GATE);
+        clk = clk_reg_prcc_kclk("p1_msp0_kclk", "msp02clk",
+                        U8500_CLKRST1_BASE, BIT(3), CLK_SET_RATE_GATE);
+        clk = clk_reg_prcc_kclk("p1_msp1_kclk", "msp1clk",
+                        U8500_CLKRST1_BASE, BIT(4), CLK_SET_RATE_GATE);
+
+        clk = clk_reg_prcc_kclk("p1_sdi0_kclk", "sdmmcclk",
+                        U8500_CLKRST1_BASE, BIT(5), CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, NULL, "sdi0");
+
+        clk = clk_reg_prcc_kclk("p1_i2c2_kclk", "i2cclk",
+                        U8500_CLKRST1_BASE, BIT(6), CLK_SET_RATE_GATE);
+        clk = clk_reg_prcc_kclk("p1_slimbus0_kclk", "slimclk",
+                        U8500_CLKRST1_BASE, BIT(3), CLK_SET_RATE_GATE);
+        /* FIXME: Redefinition of BIT(3). */
+        clk = clk_reg_prcc_kclk("p1_i2c4_kclk", "i2cclk",
+                        U8500_CLKRST1_BASE, BIT(9), CLK_SET_RATE_GATE);
+        clk = clk_reg_prcc_kclk("p1_msp3_kclk", "msp1clk",
+                        U8500_CLKRST1_BASE, BIT(10), CLK_SET_RATE_GATE);
+
+        /* Periph2 */
+        clk = clk_reg_prcc_kclk("p2_i2c3_kclk", "i2cclk",
+                        U8500_CLKRST2_BASE, BIT(0), CLK_SET_RATE_GATE);
+
+        clk = clk_reg_prcc_kclk("p2_sdi4_kclk", "sdmmcclk",
+                        U8500_CLKRST2_BASE, BIT(2), CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, NULL, "sdi4");
+
+        clk = clk_reg_prcc_kclk("p2_msp2_kclk", "msp02clk",
+                        U8500_CLKRST2_BASE, BIT(3), CLK_SET_RATE_GATE);
+
+        clk = clk_reg_prcc_kclk("p2_sdi1_kclk", "sdmmcclk",
+                        U8500_CLKRST2_BASE, BIT(4), CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, NULL, "sdi1");
+
+        clk = clk_reg_prcc_kclk("p2_sdi3_kclk", "sdmmcclk",
+                        U8500_CLKRST2_BASE, BIT(5), CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, NULL, "sdi3");
+
+        /* Note that rate is received from parent. */
+        clk = clk_reg_prcc_kclk("p2_ssirx_kclk", "hsirxclk",
+                        U8500_CLKRST2_BASE, BIT(6),
+                        CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT);
+        clk = clk_reg_prcc_kclk("p2_ssitx_kclk", "hsitxclk",
+                        U8500_CLKRST2_BASE, BIT(7),
+                        CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT);
+
+        /* Periph3 */
+        clk = clk_reg_prcc_kclk("p3_ssp0_kclk", "sspclk",
+                        U8500_CLKRST3_BASE, BIT(1), CLK_SET_RATE_GATE);
+        clk = clk_reg_prcc_kclk("p3_ssp1_kclk", "sspclk",
+                        U8500_CLKRST3_BASE, BIT(2), CLK_SET_RATE_GATE);
+        clk = clk_reg_prcc_kclk("p3_i2c0_kclk", "i2cclk",
+                        U8500_CLKRST3_BASE, BIT(3), CLK_SET_RATE_GATE);
+
+        clk = clk_reg_prcc_kclk("p3_sdi2_kclk", "sdmmcclk",
+                        U8500_CLKRST3_BASE, BIT(4), CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, NULL, "sdi2");
+
+        clk = clk_reg_prcc_kclk("p3_ske_kclk", "rtc32k",
+                        U8500_CLKRST3_BASE, BIT(5), CLK_SET_RATE_GATE);
+
+        clk = clk_reg_prcc_kclk("p3_uart2_kclk", "uartclk",
+                        U8500_CLKRST3_BASE, BIT(6), CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, NULL, "uart2");
+
+        clk = clk_reg_prcc_kclk("p3_sdi5_kclk", "sdmmcclk",
+                        U8500_CLKRST3_BASE, BIT(7), CLK_SET_RATE_GATE);
+        clk_register_clkdev(clk, NULL, "sdi5");
+
+        /* Periph6 */
+        clk = clk_reg_prcc_kclk("p3_rng_kclk", "rngclk",
+                        U8500_CLKRST6_BASE, BIT(0), CLK_SET_RATE_GATE);
+
 }