From 5a898a782fee197c6d12d2d5d81868d69090df7b Mon Sep 17 00:00:00 2001 From: Santosh Shilimkar Date: Mon, 7 Jan 2013 19:29:46 +0530 Subject: [PATCH 1/8] ARM: OMAP5: Update SOC id detection code for ES2 Update OMAP5 ES2 idcode and make ES2 as default detection. Signed-off-by: Santosh Shilimkar --- arch/arm/mach-omap2/id.c | 12 +++++++++--- arch/arm/mach-omap2/soc.h | 2 ++ 2 files changed, 11 insertions(+), 3 deletions(-) diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 8a68f1ec66b9..ff0bc9e51aa7 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -529,22 +529,28 @@ void __init omap5xxx_check_revision(void) case 0xb942: switch (rev) { case 0: - default: omap_revision = OMAP5430_REV_ES1_0; + break; + case 1: + default: + omap_revision = OMAP5430_REV_ES2_0; } break; case 0xb998: switch (rev) { case 0: - default: omap_revision = OMAP5432_REV_ES1_0; + break; + case 1: + default: + omap_revision = OMAP5432_REV_ES2_0; } break; default: /* Unknown default to latest silicon rev as default*/ - omap_revision = OMAP5430_REV_ES1_0; + omap_revision = OMAP5430_REV_ES2_0; } pr_info("OMAP%04x ES%d.0\n", diff --git a/arch/arm/mach-omap2/soc.h b/arch/arm/mach-omap2/soc.h index c62116bbc760..18fdeeb3a44a 100644 --- a/arch/arm/mach-omap2/soc.h +++ b/arch/arm/mach-omap2/soc.h @@ -413,7 +413,9 @@ IS_OMAP_TYPE(3430, 0x3430) #define OMAP54XX_CLASS 0x54000054 #define OMAP5430_REV_ES1_0 (OMAP54XX_CLASS | (0x30 << 16) | (0x10 << 8)) +#define OMAP5430_REV_ES2_0 (OMAP54XX_CLASS | (0x30 << 16) | (0x20 << 8)) #define OMAP5432_REV_ES1_0 (OMAP54XX_CLASS | (0x32 << 16) | (0x10 << 8)) +#define OMAP5432_REV_ES2_0 (OMAP54XX_CLASS | (0x32 << 16) | (0x20 << 8)) void omap2xxx_check_revision(void); void omap3xxx_check_revision(void); From 960cba672bcecc6357984101703e70a8c819ccaa Mon Sep 17 00:00:00 2001 From: Santosh Shilimkar Date: Mon, 7 Jan 2013 17:23:22 +0530 Subject: [PATCH 2/8] ARM: OMAP5: timer: Update the clocksource name as per clock data OMAP5 clockdata has different sys clock node name. Fix the timer code to take care of it. Signed-off-by: Santosh Shilimkar --- arch/arm/mach-omap2/timer.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index 2bdd4cf17a8f..773733fccd83 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -62,6 +62,7 @@ #define OMAP2_MPU_SOURCE "sys_ck" #define OMAP3_MPU_SOURCE OMAP2_MPU_SOURCE #define OMAP4_MPU_SOURCE "sys_clkin_ck" +#define OMAP5_MPU_SOURCE "sys_clkin" #define OMAP2_32K_SOURCE "func_32k_ck" #define OMAP3_32K_SOURCE "omap_32k_fck" #define OMAP4_32K_SOURCE "sys_32k_ck" @@ -487,7 +488,7 @@ static void __init realtime_counter_init(void) pr_err("%s: ioremap failed\n", __func__); return; } - sys_clk = clk_get(NULL, "sys_clkin_ck"); + sys_clk = clk_get(NULL, OMAP5_MPU_SOURCE); if (IS_ERR(sys_clk)) { pr_err("%s: failed to get system clock handle\n", __func__); iounmap(base); @@ -616,7 +617,7 @@ void __init omap4_local_timer_init(void) #ifdef CONFIG_SOC_OMAP5 OMAP_SYS_32K_TIMER_INIT(5, 1, OMAP4_32K_SOURCE, "ti,timer-alwon", - 2, OMAP4_MPU_SOURCE); + 2, OMAP5_MPU_SOURCE); void __init omap5_realtime_timer_init(void) { int err; From 7515148af90aaf5cb7c400aa1436f2a5ef5c78e9 Mon Sep 17 00:00:00 2001 From: Santosh Shilimkar Date: Mon, 7 Jan 2013 17:23:22 +0530 Subject: [PATCH 3/8] ARM: OMAP5: prm: Allow prm init to succeed Allow prm init to succeed on OMAP5 SOCs. Signed-off-by: Santosh Shilimkar --- arch/arm/mach-omap2/prm44xx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c index d35f98aabf7a..960483d8a032 100644 --- a/arch/arm/mach-omap2/prm44xx.c +++ b/arch/arm/mach-omap2/prm44xx.c @@ -650,7 +650,7 @@ static struct prm_ll_data omap44xx_prm_ll_data = { int __init omap44xx_prm_init(void) { - if (!cpu_is_omap44xx()) + if (!cpu_is_omap44xx() && !soc_is_omap54xx()) return 0; return prm_register(&omap44xx_prm_ll_data); From 077173c0aaac62aef6f55a841f03c7d7001958ab Mon Sep 17 00:00:00 2001 From: Tero Kristo Date: Fri, 8 Feb 2013 17:51:22 +0530 Subject: [PATCH 4/8] ARM: OMAP5: Reuse prm read_inst/write_inst Make use of 'prm_base' so that prm read_inst/write_inst can work on OMAP5 devices. Signed-off-by: Tero Kristo Signed-off-by: Santosh Shilimkar --- arch/arm/mach-omap2/prm44xx.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c index 960483d8a032..415c7e0c9393 100644 --- a/arch/arm/mach-omap2/prm44xx.c +++ b/arch/arm/mach-omap2/prm44xx.c @@ -81,13 +81,13 @@ static struct prm_reset_src_map omap44xx_prm_reset_src_map[] = { /* Read a register in a CM/PRM instance in the PRM module */ u32 omap4_prm_read_inst_reg(s16 inst, u16 reg) { - return __raw_readl(OMAP44XX_PRM_REGADDR(inst, reg)); + return __raw_readl(prm_base + inst + reg); } /* Write into a register in a CM/PRM instance in the PRM module */ void omap4_prm_write_inst_reg(u32 val, s16 inst, u16 reg) { - __raw_writel(val, OMAP44XX_PRM_REGADDR(inst, reg)); + __raw_writel(val, prm_base + inst + reg); } /* Read-modify-write a register in a PRM module. Caller must lock */ From da0e02a1e4a6348505cfe0cbb0d3a2717a2b5476 Mon Sep 17 00:00:00 2001 From: Santosh Shilimkar Date: Wed, 6 Feb 2013 17:54:39 +0530 Subject: [PATCH 5/8] ARM: OMAP5: Update SAR RAM base address Update SAR RAM base address for OMAP5 based devices. Signed-off-by: Santosh Shilimkar --- arch/arm/mach-omap2/omap4-common.c | 10 ++++++++-- arch/arm/mach-omap2/omap54xx.h | 1 + 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c index 708bb115a27f..2aeb928efdfd 100644 --- a/arch/arm/mach-omap2/omap4-common.c +++ b/arch/arm/mach-omap2/omap4-common.c @@ -240,15 +240,21 @@ void __iomem *omap4_get_sar_ram_base(void) */ static int __init omap4_sar_ram_init(void) { + unsigned long sar_base; + /* * To avoid code running on other OMAPs in * multi-omap builds */ - if (!cpu_is_omap44xx()) + if (cpu_is_omap44xx()) + sar_base = OMAP44XX_SAR_RAM_BASE; + else if (soc_is_omap54xx()) + sar_base = OMAP54XX_SAR_RAM_BASE; + else return -ENOMEM; /* Static mapping, never released */ - sar_ram_base = ioremap(OMAP44XX_SAR_RAM_BASE, SZ_16K); + sar_ram_base = ioremap(sar_base, SZ_16K); if (WARN_ON(!sar_ram_base)) return -ENOMEM; diff --git a/arch/arm/mach-omap2/omap54xx.h b/arch/arm/mach-omap2/omap54xx.h index a2582bb3cab3..a086ba15868b 100644 --- a/arch/arm/mach-omap2/omap54xx.h +++ b/arch/arm/mach-omap2/omap54xx.h @@ -28,5 +28,6 @@ #define OMAP54XX_PRCM_MPU_BASE 0x48243000 #define OMAP54XX_SCM_BASE 0x4a002000 #define OMAP54XX_CTRL_BASE 0x4a002800 +#define OMAP54XX_SAR_RAM_BASE 0x4ae26000 #endif /* __ASM_SOC_OMAP555554XX_H */ From 13fcef9431660ebdfbd6f2a0a6ee9809bf695804 Mon Sep 17 00:00:00 2001 From: Santosh Shilimkar Date: Wed, 6 Feb 2013 18:21:53 +0530 Subject: [PATCH 6/8] ARM: OMAP5: Update SAR memory layout for WakeupGen On OMAP5 es2 WakeupGen SAR register layout offset have changed. Update the layout accordingly. Reported-by: Menon, Nishanth Signed-off-by: Santosh Shilimkar --- arch/arm/mach-omap2/omap4-sar-layout.h | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/arch/arm/mach-omap2/omap4-sar-layout.h b/arch/arm/mach-omap2/omap4-sar-layout.h index e170fe803b04..937417523b8e 100644 --- a/arch/arm/mach-omap2/omap4-sar-layout.h +++ b/arch/arm/mach-omap2/omap4-sar-layout.h @@ -48,13 +48,13 @@ #define SAR_BACKUP_STATUS_WAKEUPGEN 0x10 /* WakeUpGen save restore offset from OMAP54XX_SAR_RAM_BASE */ -#define OMAP5_WAKEUPGENENB_OFFSET_CPU0 (SAR_BANK3_OFFSET + 0x8d4) -#define OMAP5_WAKEUPGENENB_SECURE_OFFSET_CPU0 (SAR_BANK3_OFFSET + 0x8e8) -#define OMAP5_WAKEUPGENENB_OFFSET_CPU1 (SAR_BANK3_OFFSET + 0x8fc) -#define OMAP5_WAKEUPGENENB_SECURE_OFFSET_CPU1 (SAR_BANK3_OFFSET + 0x910) -#define OMAP5_AUXCOREBOOT0_OFFSET (SAR_BANK3_OFFSET + 0x924) -#define OMAP5_AUXCOREBOOT1_OFFSET (SAR_BANK3_OFFSET + 0x928) -#define OMAP5_AMBA_IF_MODE_OFFSET (SAR_BANK3_OFFSET + 0x92c) +#define OMAP5_WAKEUPGENENB_OFFSET_CPU0 (SAR_BANK3_OFFSET + 0x9dc) +#define OMAP5_WAKEUPGENENB_SECURE_OFFSET_CPU0 (SAR_BANK3_OFFSET + 0x9f0) +#define OMAP5_WAKEUPGENENB_OFFSET_CPU1 (SAR_BANK3_OFFSET + 0xa04) +#define OMAP5_WAKEUPGENENB_SECURE_OFFSET_CPU1 (SAR_BANK3_OFFSET + 0xa18) +#define OMAP5_AUXCOREBOOT0_OFFSET (SAR_BANK3_OFFSET + 0xa2c) +#define OMAP5_AUXCOREBOOT1_OFFSET (SAR_BANK3_OFFSET + 0x930) +#define OMAP5_AMBA_IF_MODE_OFFSET (SAR_BANK3_OFFSET + 0xa34) #define OMAP5_SAR_BACKUP_STATUS_OFFSET (SAR_BANK3_OFFSET + 0x800) #endif From 1348bbf942ebf21db7ff235f9bbdf9cd36be3ffe Mon Sep 17 00:00:00 2001 From: Santosh Shilimkar Date: Fri, 15 Feb 2013 18:05:49 +0530 Subject: [PATCH 7/8] ARM: OMAP5: Make errata i688 workaround available Errata i688 is also applicable for OMAP5 based devices. Update the code so that it can be enabled on OMAP5 devices. Signed-off-by: Santosh Shilimkar --- arch/arm/mach-omap2/Kconfig | 2 +- arch/arm/mach-omap2/io.c | 9 +++++++++ 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index 8111cd9ff3e5..b9c0ed3f648c 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -408,7 +408,7 @@ config OMAP3_SDRC_AC_TIMING config OMAP4_ERRATA_I688 bool "OMAP4 errata: Async Bridge Corruption" - depends on ARCH_OMAP4 && !ARCH_MULTIPLATFORM + depends on (ARCH_OMAP4 || SOC_OMAP5) && !ARCH_MULTIPLATFORM select ARCH_HAS_BARRIERS help If a data is stalled inside asynchronous bridge because of back diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 2c3fdd65387b..2bef5a7e6af8 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -271,6 +271,14 @@ static struct map_desc omap54xx_io_desc[] __initdata = { .length = L4_PER_54XX_SIZE, .type = MT_DEVICE, }, +#ifdef CONFIG_OMAP4_ERRATA_I688 + { + .virtual = OMAP4_SRAM_VA, + .pfn = __phys_to_pfn(OMAP4_SRAM_PA), + .length = PAGE_SIZE, + .type = MT_MEMORY_SO, + }, +#endif }; #endif @@ -323,6 +331,7 @@ void __init omap4_map_io(void) void __init omap5_map_io(void) { iotable_init(omap54xx_io_desc, ARRAY_SIZE(omap54xx_io_desc)); + omap_barriers_init(); } #endif /* From ecf51648c192377ea2830101b12fc3017bfd2b0c Mon Sep 17 00:00:00 2001 From: Rajendra Nayak Date: Tue, 29 Jan 2013 18:33:49 +0530 Subject: [PATCH 8/8] ARM: OMAP5: clock: No Freqsel on OMAP5 devices too OMAP5 does not have freqsel either, so checks needs to be extended. Infact only OMAP343X devices has the freqsel support, so fix the check accordingly so that future patching can be avoided. Reported-by: Archit Taneja Signed-off-by: Rajendra Nayak Signed-off-by: Santosh Shilimkar --- arch/arm/mach-omap2/dpll3xxx.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/arch/arm/mach-omap2/dpll3xxx.c b/arch/arm/mach-omap2/dpll3xxx.c index 3aed4b0b9563..ae84c9d40118 100644 --- a/arch/arm/mach-omap2/dpll3xxx.c +++ b/arch/arm/mach-omap2/dpll3xxx.c @@ -307,10 +307,10 @@ static int omap3_noncore_dpll_program(struct clk_hw_omap *clk, u16 freqsel) _omap3_noncore_dpll_bypass(clk); /* - * Set jitter correction. No jitter correction for OMAP4 and 3630 - * since freqsel field is no longer present + * Set jitter correction. Jitter correction applicable for OMAP343X + * only since freqsel field is no longer present on other devices. */ - if (!soc_is_am33xx() && !cpu_is_omap44xx() && !cpu_is_omap3630()) { + if (cpu_is_omap343x()) { v = __raw_readl(dd->control_reg); v &= ~dd->freqsel_mask; v |= freqsel << __ffs(dd->freqsel_mask); @@ -500,9 +500,8 @@ int omap3_noncore_dpll_set_rate(struct clk_hw *hw, unsigned long rate, if (dd->last_rounded_rate == 0) return -EINVAL; - /* No freqsel on AM335x, OMAP4 and OMAP3630 */ - if (!soc_is_am33xx() && !cpu_is_omap44xx() && - !cpu_is_omap3630()) { + /* Freqsel is available only on OMAP343X devices */ + if (cpu_is_omap343x()) { freqsel = _omap3_dpll_compute_freqsel(clk, dd->last_rounded_n); WARN_ON(!freqsel);