diff options
Diffstat (limited to 'arch/arm/mach-realview')
| -rw-r--r-- | arch/arm/mach-realview/core.c | 106 | ||||
| -rw-r--r-- | arch/arm/mach-realview/include/mach/clkdev.h | 16 | ||||
| -rw-r--r-- | arch/arm/mach-realview/realview_eb.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-realview/realview_pb1176.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-realview/realview_pb11mp.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-realview/realview_pba8.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-realview/realview_pbx.c | 2 |
7 files changed, 10 insertions, 122 deletions
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index 45868bb43cbd..ff007d15e0ec 100644 --- a/arch/arm/mach-realview/core.c +++ b/arch/arm/mach-realview/core.c | |||
| @@ -30,7 +30,6 @@ | |||
| 30 | #include <linux/ata_platform.h> | 30 | #include <linux/ata_platform.h> |
| 31 | #include <linux/amba/mmci.h> | 31 | #include <linux/amba/mmci.h> |
| 32 | #include <linux/gfp.h> | 32 | #include <linux/gfp.h> |
| 33 | #include <linux/clkdev.h> | ||
| 34 | #include <linux/mtd/physmap.h> | 33 | #include <linux/mtd/physmap.h> |
| 35 | 34 | ||
| 36 | #include <mach/hardware.h> | 35 | #include <mach/hardware.h> |
| @@ -226,115 +225,10 @@ struct mmci_platform_data realview_mmc1_plat_data = { | |||
| 226 | .cd_invert = true, | 225 | .cd_invert = true, |
| 227 | }; | 226 | }; |
| 228 | 227 | ||
| 229 | /* | ||
| 230 | * Clock handling | ||
| 231 | */ | ||
| 232 | static const struct icst_params realview_oscvco_params = { | ||
| 233 | .ref = 24000000, | ||
| 234 | .vco_max = ICST307_VCO_MAX, | ||
| 235 | .vco_min = ICST307_VCO_MIN, | ||
| 236 | .vd_min = 4 + 8, | ||
| 237 | .vd_max = 511 + 8, | ||
| 238 | .rd_min = 1 + 2, | ||
| 239 | .rd_max = 127 + 2, | ||
| 240 | .s2div = icst307_s2div, | ||
| 241 | .idx2s = icst307_idx2s, | ||
| 242 | }; | ||
| 243 | |||
| 244 | static void realview_oscvco_set(struct clk *clk, struct icst_vco vco) | ||
| 245 | { | ||
| 246 | void __iomem *sys_lock = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_LOCK_OFFSET; | ||
| 247 | u32 val; | ||
| 248 | |||
| 249 | val = readl(clk->vcoreg) & ~0x7ffff; | ||
| 250 | val |= vco.v | (vco.r << 9) | (vco.s << 16); | ||
| 251 | |||
| 252 | writel(0xa05f, sys_lock); | ||
| 253 | writel(val, clk->vcoreg); | ||
| 254 | writel(0, sys_lock); | ||
| 255 | } | ||
| 256 | |||
| 257 | static const struct clk_ops oscvco_clk_ops = { | ||
| 258 | .round = icst_clk_round, | ||
| 259 | .set = icst_clk_set, | ||
| 260 | .setvco = realview_oscvco_set, | ||
| 261 | }; | ||
| 262 | |||
| 263 | static struct clk oscvco_clk = { | ||
| 264 | .ops = &oscvco_clk_ops, | ||
| 265 | .params = &realview_oscvco_params, | ||
| 266 | }; | ||
| 267 | |||
| 268 | /* | ||
| 269 | * These are fixed clocks. | ||
| 270 | */ | ||
| 271 | static struct clk ref24_clk = { | ||
| 272 | .rate = 24000000, | ||
| 273 | }; | ||
| 274 | |||
| 275 | static struct clk sp804_clk = { | ||
| 276 | .rate = 1000000, | ||
| 277 | }; | ||
| 278 | |||
| 279 | static struct clk dummy_apb_pclk; | ||
| 280 | |||
| 281 | static struct clk_lookup lookups[] = { | ||
| 282 | { /* Bus clock */ | ||
| 283 | .con_id = "apb_pclk", | ||
| 284 | .clk = &dummy_apb_pclk, | ||
| 285 | }, { /* UART0 */ | ||
| 286 | .dev_id = "dev:uart0", | ||
| 287 | .clk = &ref24_clk, | ||
| 288 | }, { /* UART1 */ | ||
| 289 | .dev_id = "dev:uart1", | ||
| 290 | .clk = &ref24_clk, | ||
| 291 | }, { /* UART2 */ | ||
| 292 | .dev_id = "dev:uart2", | ||
| 293 | .clk = &ref24_clk, | ||
| 294 | }, { /* UART3 */ | ||
| 295 | .dev_id = "fpga:uart3", | ||
| 296 | .clk = &ref24_clk, | ||
| 297 | }, { /* UART3 is on the dev chip in PB1176 */ | ||
| 298 | .dev_id = "dev:uart3", | ||
| 299 | .clk = &ref24_clk, | ||
| 300 | }, { /* UART4 only exists in PB1176 */ | ||
| 301 | .dev_id = "fpga:uart4", | ||
| 302 | .clk = &ref24_clk, | ||
| 303 | }, { /* KMI0 */ | ||
| 304 | .dev_id = "fpga:kmi0", | ||
| 305 | .clk = &ref24_clk, | ||
| 306 | }, { /* KMI1 */ | ||
| 307 | .dev_id = "fpga:kmi1", | ||
| 308 | .clk = &ref24_clk, | ||
| 309 | }, { /* MMC0 */ | ||
| 310 | .dev_id = "fpga:mmc0", | ||
| 311 | .clk = &ref24_clk, | ||
| 312 | }, { /* CLCD is in the PB1176 and EB DevChip */ | ||
| 313 | .dev_id = "dev:clcd", | ||
| 314 | .clk = &oscvco_clk, | ||
| 315 | }, { /* PB:CLCD */ | ||
| 316 | .dev_id = "issp:clcd", | ||
| 317 | .clk = &oscvco_clk, | ||
| 318 | }, { /* SSP */ | ||
| 319 | .dev_id = "dev:ssp0", | ||
| 320 | .clk = &ref24_clk, | ||
| 321 | }, { /* SP804 timers */ | ||
| 322 | .dev_id = "sp804", | ||
| 323 | .clk = &sp804_clk, | ||
| 324 | }, | ||
| 325 | }; | ||
| 326 | |||
| 327 | void __init realview_init_early(void) | 228 | void __init realview_init_early(void) |
| 328 | { | 229 | { |
| 329 | void __iomem *sys = __io_address(REALVIEW_SYS_BASE); | 230 | void __iomem *sys = __io_address(REALVIEW_SYS_BASE); |
| 330 | 231 | ||
| 331 | if (machine_is_realview_pb1176()) | ||
| 332 | oscvco_clk.vcoreg = sys + REALVIEW_SYS_OSC0_OFFSET; | ||
| 333 | else | ||
| 334 | oscvco_clk.vcoreg = sys + REALVIEW_SYS_OSC4_OFFSET; | ||
| 335 | |||
| 336 | clkdev_add_table(lookups, ARRAY_SIZE(lookups)); | ||
| 337 | |||
| 338 | versatile_sched_clock_init(sys + REALVIEW_SYS_24MHz_OFFSET, 24000000); | 232 | versatile_sched_clock_init(sys + REALVIEW_SYS_24MHz_OFFSET, 24000000); |
| 339 | } | 233 | } |
| 340 | 234 | ||
diff --git a/arch/arm/mach-realview/include/mach/clkdev.h b/arch/arm/mach-realview/include/mach/clkdev.h deleted file mode 100644 index e58d0771b64e..000000000000 --- a/arch/arm/mach-realview/include/mach/clkdev.h +++ /dev/null | |||
| @@ -1,16 +0,0 @@ | |||
| 1 | #ifndef __ASM_MACH_CLKDEV_H | ||
| 2 | #define __ASM_MACH_CLKDEV_H | ||
| 3 | |||
| 4 | #include <plat/clock.h> | ||
| 5 | |||
| 6 | struct clk { | ||
| 7 | unsigned long rate; | ||
| 8 | const struct clk_ops *ops; | ||
| 9 | const struct icst_params *params; | ||
| 10 | void __iomem *vcoreg; | ||
| 11 | }; | ||
| 12 | |||
| 13 | #define __clk_get(clk) ({ 1; }) | ||
| 14 | #define __clk_put(clk) do { } while (0) | ||
| 15 | |||
| 16 | #endif | ||
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c index baf382c5e776..a33e33b76733 100644 --- a/arch/arm/mach-realview/realview_eb.c +++ b/arch/arm/mach-realview/realview_eb.c | |||
| @@ -27,6 +27,7 @@ | |||
| 27 | #include <linux/amba/mmci.h> | 27 | #include <linux/amba/mmci.h> |
| 28 | #include <linux/amba/pl022.h> | 28 | #include <linux/amba/pl022.h> |
| 29 | #include <linux/io.h> | 29 | #include <linux/io.h> |
| 30 | #include <linux/platform_data/clk-realview.h> | ||
| 30 | 31 | ||
| 31 | #include <mach/hardware.h> | 32 | #include <mach/hardware.h> |
| 32 | #include <asm/irq.h> | 33 | #include <asm/irq.h> |
| @@ -414,6 +415,7 @@ static void __init realview_eb_timer_init(void) | |||
| 414 | else | 415 | else |
| 415 | timer_irq = IRQ_EB_TIMER0_1; | 416 | timer_irq = IRQ_EB_TIMER0_1; |
| 416 | 417 | ||
| 418 | realview_clk_init(__io_address(REALVIEW_SYS_BASE), false); | ||
| 417 | realview_timer_init(timer_irq); | 419 | realview_timer_init(timer_irq); |
| 418 | realview_eb_twd_init(); | 420 | realview_eb_twd_init(); |
| 419 | } | 421 | } |
diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c index b1d7cafa1a6d..f0298cbc203e 100644 --- a/arch/arm/mach-realview/realview_pb1176.c +++ b/arch/arm/mach-realview/realview_pb1176.c | |||
| @@ -29,6 +29,7 @@ | |||
| 29 | #include <linux/mtd/physmap.h> | 29 | #include <linux/mtd/physmap.h> |
| 30 | #include <linux/mtd/partitions.h> | 30 | #include <linux/mtd/partitions.h> |
| 31 | #include <linux/io.h> | 31 | #include <linux/io.h> |
| 32 | #include <linux/platform_data/clk-realview.h> | ||
| 32 | 33 | ||
| 33 | #include <mach/hardware.h> | 34 | #include <mach/hardware.h> |
| 34 | #include <asm/irq.h> | 35 | #include <asm/irq.h> |
| @@ -326,6 +327,7 @@ static void __init realview_pb1176_timer_init(void) | |||
| 326 | timer2_va_base = __io_address(REALVIEW_PB1176_TIMER2_3_BASE); | 327 | timer2_va_base = __io_address(REALVIEW_PB1176_TIMER2_3_BASE); |
| 327 | timer3_va_base = __io_address(REALVIEW_PB1176_TIMER2_3_BASE) + 0x20; | 328 | timer3_va_base = __io_address(REALVIEW_PB1176_TIMER2_3_BASE) + 0x20; |
| 328 | 329 | ||
| 330 | realview_clk_init(__io_address(REALVIEW_SYS_BASE), true); | ||
| 329 | realview_timer_init(IRQ_DC1176_TIMER0); | 331 | realview_timer_init(IRQ_DC1176_TIMER0); |
| 330 | } | 332 | } |
| 331 | 333 | ||
diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c index a98c536e3327..1f019f76f7b5 100644 --- a/arch/arm/mach-realview/realview_pb11mp.c +++ b/arch/arm/mach-realview/realview_pb11mp.c | |||
| @@ -27,6 +27,7 @@ | |||
| 27 | #include <linux/amba/mmci.h> | 27 | #include <linux/amba/mmci.h> |
| 28 | #include <linux/amba/pl022.h> | 28 | #include <linux/amba/pl022.h> |
| 29 | #include <linux/io.h> | 29 | #include <linux/io.h> |
| 30 | #include <linux/platform_data/clk-realview.h> | ||
| 30 | 31 | ||
| 31 | #include <mach/hardware.h> | 32 | #include <mach/hardware.h> |
| 32 | #include <asm/irq.h> | 33 | #include <asm/irq.h> |
| @@ -312,6 +313,7 @@ static void __init realview_pb11mp_timer_init(void) | |||
| 312 | timer2_va_base = __io_address(REALVIEW_PB11MP_TIMER2_3_BASE); | 313 | timer2_va_base = __io_address(REALVIEW_PB11MP_TIMER2_3_BASE); |
| 313 | timer3_va_base = __io_address(REALVIEW_PB11MP_TIMER2_3_BASE) + 0x20; | 314 | timer3_va_base = __io_address(REALVIEW_PB11MP_TIMER2_3_BASE) + 0x20; |
| 314 | 315 | ||
| 316 | realview_clk_init(__io_address(REALVIEW_SYS_BASE), false); | ||
| 315 | realview_timer_init(IRQ_TC11MP_TIMER0_1); | 317 | realview_timer_init(IRQ_TC11MP_TIMER0_1); |
| 316 | realview_pb11mp_twd_init(); | 318 | realview_pb11mp_twd_init(); |
| 317 | } | 319 | } |
diff --git a/arch/arm/mach-realview/realview_pba8.c b/arch/arm/mach-realview/realview_pba8.c index 59650174e6ed..5032775dbfee 100644 --- a/arch/arm/mach-realview/realview_pba8.c +++ b/arch/arm/mach-realview/realview_pba8.c | |||
| @@ -27,6 +27,7 @@ | |||
| 27 | #include <linux/amba/mmci.h> | 27 | #include <linux/amba/mmci.h> |
| 28 | #include <linux/amba/pl022.h> | 28 | #include <linux/amba/pl022.h> |
| 29 | #include <linux/io.h> | 29 | #include <linux/io.h> |
| 30 | #include <linux/platform_data/clk-realview.h> | ||
| 30 | 31 | ||
| 31 | #include <asm/irq.h> | 32 | #include <asm/irq.h> |
| 32 | #include <asm/leds.h> | 33 | #include <asm/leds.h> |
| @@ -261,6 +262,7 @@ static void __init realview_pba8_timer_init(void) | |||
| 261 | timer2_va_base = __io_address(REALVIEW_PBA8_TIMER2_3_BASE); | 262 | timer2_va_base = __io_address(REALVIEW_PBA8_TIMER2_3_BASE); |
| 262 | timer3_va_base = __io_address(REALVIEW_PBA8_TIMER2_3_BASE) + 0x20; | 263 | timer3_va_base = __io_address(REALVIEW_PBA8_TIMER2_3_BASE) + 0x20; |
| 263 | 264 | ||
| 265 | realview_clk_init(__io_address(REALVIEW_SYS_BASE), false); | ||
| 264 | realview_timer_init(IRQ_PBA8_TIMER0_1); | 266 | realview_timer_init(IRQ_PBA8_TIMER0_1); |
| 265 | } | 267 | } |
| 266 | 268 | ||
diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c index 3f2f605624e9..de64ba0ddb95 100644 --- a/arch/arm/mach-realview/realview_pbx.c +++ b/arch/arm/mach-realview/realview_pbx.c | |||
| @@ -26,6 +26,7 @@ | |||
| 26 | #include <linux/amba/mmci.h> | 26 | #include <linux/amba/mmci.h> |
| 27 | #include <linux/amba/pl022.h> | 27 | #include <linux/amba/pl022.h> |
| 28 | #include <linux/io.h> | 28 | #include <linux/io.h> |
| 29 | #include <linux/platform_data/clk-realview.h> | ||
| 29 | 30 | ||
| 30 | #include <asm/irq.h> | 31 | #include <asm/irq.h> |
| 31 | #include <asm/leds.h> | 32 | #include <asm/leds.h> |
| @@ -320,6 +321,7 @@ static void __init realview_pbx_timer_init(void) | |||
| 320 | timer2_va_base = __io_address(REALVIEW_PBX_TIMER2_3_BASE); | 321 | timer2_va_base = __io_address(REALVIEW_PBX_TIMER2_3_BASE); |
| 321 | timer3_va_base = __io_address(REALVIEW_PBX_TIMER2_3_BASE) + 0x20; | 322 | timer3_va_base = __io_address(REALVIEW_PBX_TIMER2_3_BASE) + 0x20; |
| 322 | 323 | ||
| 324 | realview_clk_init(__io_address(REALVIEW_SYS_BASE), false); | ||
| 323 | realview_timer_init(IRQ_PBX_TIMER0_1); | 325 | realview_timer_init(IRQ_PBX_TIMER0_1); |
| 324 | realview_pbx_twd_init(); | 326 | realview_pbx_twd_init(); |
| 325 | } | 327 | } |
