Re: [PATCH 01/13] ARM: OMAP5: id: Add cpu id for ES versions
Hi, \ On 05/03/2012 10:26 AM, R Sricharan wrote: Adding the OMAP5 ES1.0, 2.0 and OMAP5432 cpu revision detection support. Signed-off-by: R Sricharan r.sricha...@ti.com Signed-off-by: Santosh Shilimkar santosh.shilim...@ti.com --- arch/arm/mach-omap2/control.h |4 +++ arch/arm/mach-omap2/id.c | 47 + arch/arm/plat-omap/include/plat/cpu.h | 23 ++- 3 files changed, 72 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-omap2/control.h b/arch/arm/mach-omap2/control.h index a406fd0..9daac6f 100644 --- a/arch/arm/mach-omap2/control.h +++ b/arch/arm/mach-omap2/control.h @@ -246,6 +246,10 @@ /* TI81XX CONTROL_DEVCONF register offsets */ #define TI81XX_CONTROL_DEVICE_ID (TI81XX_CONTROL_DEVCONF + 0x000) +/* OMAP54XX CONTROL STATUS register */ +#define OMAP5XXX_CONTROL_STATUS0x134 +#define OMAP5_DEVICETYPE_MASK (0x7 6) + /* * REVISIT: This list of registers is not comprehensive - there are more * that should be added. diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 0e79b7b..d2ec323 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -50,6 +50,11 @@ int omap_type(void) val = omap_ctrl_readl(OMAP343X_CONTROL_STATUS); } else if (cpu_is_omap44xx()) { val = omap_ctrl_readl(OMAP4_CTRL_MODULE_CORE_STATUS); + } else if (cpu_is_omap54xx()) { + val = omap_ctrl_readl(OMAP5XXX_CONTROL_STATUS); + val = OMAP5_DEVICETYPE_MASK; + val = 6; + goto out; } else { pr_err(Cannot detect omap type!\n); goto out; @@ -500,6 +505,48 @@ void __init omap4xxx_check_revision(void) ((omap_rev() 12) 0xf), ((omap_rev() 8) 0xf)); } +void __init omap5xxx_check_revision(void) +{ + u32 idcode; + u16 hawkeye; + u8 rev; + + idcode = read_tap_reg(OMAP_TAP_IDCODE); + hawkeye = (idcode 12) 0x; + rev = (idcode 28) 0xff; + switch (hawkeye) { + case 0xb942: + switch (rev) { + case 0: + omap_revision = OMAP5430_REV_ES1_0; + break; + case 1: + omap_revision = OMAP5430_REV_ES2_0; + break; + default: + omap_revision = OMAP5430_REV_ES1_0; Default should always be the latest version supported. i.e. in this case it should be OMAP5430_REV_ES2_0 + } + break; + + case 0xb998: + switch (rev) { + case 0: + omap_revision = OMAP5432_REV_ES1_0; + break; + default: + omap_revision = OMAP5432_REV_ES1_0; + } + break; + + default: + /* Unknown default to latest silicon rev as default*/ + omap_revision = OMAP5430_REV_ES2_0; + } + + pr_info(OMAP%04x ES%d.0\n, + omap_rev() 16, ((omap_rev() 12) 0xf)); +} + regards, -roger -- To unsubscribe from this list: send the line unsubscribe linux-omap in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH 01/13] ARM: OMAP5: id: Add cpu id for ES versions
Hi Roger, +void __init omap5xxx_check_revision(void) +{ + u32 idcode; + u16 hawkeye; + u8 rev; + + idcode = read_tap_reg(OMAP_TAP_IDCODE); + hawkeye = (idcode 12) 0x; + rev = (idcode 28) 0xff; + switch (hawkeye) { + case 0xb942: + switch (rev) { + case 0: + omap_revision = OMAP5430_REV_ES1_0; + break; + case 1: + omap_revision = OMAP5430_REV_ES2_0; + break; + default: + omap_revision = OMAP5430_REV_ES1_0; Default should always be the latest version supported. i.e. in this case it should be OMAP5430_REV_ES2_0 ok thanks, will correct it. Thanks, Sricharan -- To unsubscribe from this list: send the line unsubscribe linux-omap in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH 01/13] ARM: OMAP5: id: Add cpu id for ES versions
On 12:56 Thu 03 May , R Sricharan wrote: Adding the OMAP5 ES1.0, 2.0 and OMAP5432 cpu revision detection support. Signed-off-by: R Sricharan r.sricha...@ti.com Signed-off-by: Santosh Shilimkar santosh.shilim...@ti.com --- arch/arm/mach-omap2/control.h |4 +++ arch/arm/mach-omap2/id.c | 47 + arch/arm/plat-omap/include/plat/cpu.h | 23 ++- 3 files changed, 72 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-omap2/control.h b/arch/arm/mach-omap2/control.h index a406fd0..9daac6f 100644 --- a/arch/arm/mach-omap2/control.h +++ b/arch/arm/mach-omap2/control.h @@ -246,6 +246,10 @@ /* TI81XX CONTROL_DEVCONF register offsets */ #define TI81XX_CONTROL_DEVICE_ID (TI81XX_CONTROL_DEVCONF + 0x000) +/* OMAP54XX CONTROL STATUS register */ +#define OMAP5XXX_CONTROL_STATUS0x134 +#define OMAP5_DEVICETYPE_MASK (0x7 6) + /* * REVISIT: This list of registers is not comprehensive - there are more * that should be added. diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 0e79b7b..d2ec323 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -50,6 +50,11 @@ int omap_type(void) val = omap_ctrl_readl(OMAP343X_CONTROL_STATUS); } else if (cpu_is_omap44xx()) { val = omap_ctrl_readl(OMAP4_CTRL_MODULE_CORE_STATUS); + } else if (cpu_is_omap54xx()) { + val = omap_ctrl_readl(OMAP5XXX_CONTROL_STATUS); + val = OMAP5_DEVICETYPE_MASK; + val = 6; + goto out; } else { pr_err(Cannot detect omap type!\n); goto out; @@ -500,6 +505,48 @@ void __init omap4xxx_check_revision(void) ((omap_rev() 12) 0xf), ((omap_rev() 8) 0xf)); } +void __init omap5xxx_check_revision(void) +{ + u32 idcode; + u16 hawkeye; + u8 rev; + + idcode = read_tap_reg(OMAP_TAP_IDCODE); + hawkeye = (idcode 12) 0x; + rev = (idcode 28) 0xff; + switch (hawkeye) { + case 0xb942: + switch (rev) { + case 0: + omap_revision = OMAP5430_REV_ES1_0; why do you duplicate this + break; + case 1: + omap_revision = OMAP5430_REV_ES2_0; + break; do this case 0: + default: + omap_revision = OMAP5430_REV_ES1_0; + } + break; + + case 0xb998: + switch (rev) { + case 0: + omap_revision = OMAP5432_REV_ES1_0; + break; + default: ditto here + omap_revision = OMAP5432_REV_ES1_0; + } Best Regards, J. -- To unsubscribe from this list: send the line unsubscribe linux-omap in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH 01/13] ARM: OMAP5: id: Add cpu id for ES versions
Hi J, why do you duplicate this + break; + case 1: + omap_revision = OMAP5430_REV_ES2_0; + break; do this case 0: + default: + omap_revision = OMAP5430_REV_ES1_0; + } + break; + + case 0xb998: + switch (rev) { + case 0: + omap_revision = OMAP5432_REV_ES1_0; + break; + default: ditto here Agree. Will correct the redundancy. Thanks, Sricharan -- To unsubscribe from this list: send the line unsubscribe linux-omap in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
[PATCH 01/13] ARM: OMAP5: id: Add cpu id for ES versions
Adding the OMAP5 ES1.0, 2.0 and OMAP5432 cpu revision detection support. Signed-off-by: R Sricharan r.sricha...@ti.com Signed-off-by: Santosh Shilimkar santosh.shilim...@ti.com --- arch/arm/mach-omap2/control.h |4 +++ arch/arm/mach-omap2/id.c | 47 + arch/arm/plat-omap/include/plat/cpu.h | 23 ++- 3 files changed, 72 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-omap2/control.h b/arch/arm/mach-omap2/control.h index a406fd0..9daac6f 100644 --- a/arch/arm/mach-omap2/control.h +++ b/arch/arm/mach-omap2/control.h @@ -246,6 +246,10 @@ /* TI81XX CONTROL_DEVCONF register offsets */ #define TI81XX_CONTROL_DEVICE_ID (TI81XX_CONTROL_DEVCONF + 0x000) +/* OMAP54XX CONTROL STATUS register */ +#define OMAP5XXX_CONTROL_STATUS0x134 +#define OMAP5_DEVICETYPE_MASK (0x7 6) + /* * REVISIT: This list of registers is not comprehensive - there are more * that should be added. diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 0e79b7b..d2ec323 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -50,6 +50,11 @@ int omap_type(void) val = omap_ctrl_readl(OMAP343X_CONTROL_STATUS); } else if (cpu_is_omap44xx()) { val = omap_ctrl_readl(OMAP4_CTRL_MODULE_CORE_STATUS); + } else if (cpu_is_omap54xx()) { + val = omap_ctrl_readl(OMAP5XXX_CONTROL_STATUS); + val = OMAP5_DEVICETYPE_MASK; + val = 6; + goto out; } else { pr_err(Cannot detect omap type!\n); goto out; @@ -500,6 +505,48 @@ void __init omap4xxx_check_revision(void) ((omap_rev() 12) 0xf), ((omap_rev() 8) 0xf)); } +void __init omap5xxx_check_revision(void) +{ + u32 idcode; + u16 hawkeye; + u8 rev; + + idcode = read_tap_reg(OMAP_TAP_IDCODE); + hawkeye = (idcode 12) 0x; + rev = (idcode 28) 0xff; + switch (hawkeye) { + case 0xb942: + switch (rev) { + case 0: + omap_revision = OMAP5430_REV_ES1_0; + break; + case 1: + omap_revision = OMAP5430_REV_ES2_0; + break; + default: + omap_revision = OMAP5430_REV_ES1_0; + } + break; + + case 0xb998: + switch (rev) { + case 0: + omap_revision = OMAP5432_REV_ES1_0; + break; + default: + omap_revision = OMAP5432_REV_ES1_0; + } + break; + + default: + /* Unknown default to latest silicon rev as default*/ + omap_revision = OMAP5430_REV_ES2_0; + } + + pr_info(OMAP%04x ES%d.0\n, + omap_rev() 16, ((omap_rev() 12) 0xf)); +} + /* * Set up things for map_io and processor detection later on. Gets called * pretty much first thing from board init. For multi-omap, this gets diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h index dc6a86b..5e57732 100644 --- a/arch/arm/plat-omap/include/plat/cpu.h +++ b/arch/arm/plat-omap/include/plat/cpu.h @@ -9,7 +9,7 @@ * * Written by Tony Lindgren tony.lindg...@nokia.com * - * Added OMAP4 specific defines - Santosh Shilimkarsantosh.shilim...@ti.com + * Added OMAP4/5 specific defines - Santosh Shilimkarsantosh.shilim...@ti.com * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -70,6 +70,7 @@ unsigned int omap_rev(void); * cpu_is_omap443x(): True for OMAP4430 * cpu_is_omap446x(): True for OMAP4460 * cpu_is_omap447x(): True for OMAP4470 + * cpu_is_omap543x(): True for OMAP5430, OMAP5432 */ #define GET_OMAP_CLASS (omap_rev() 0xff) @@ -121,6 +122,7 @@ IS_OMAP_CLASS(16xx, 0x16) IS_OMAP_CLASS(24xx, 0x24) IS_OMAP_CLASS(34xx, 0x34) IS_OMAP_CLASS(44xx, 0x44) +IS_OMAP_CLASS(54xx, 0x54) IS_AM_CLASS(33xx, 0x33) IS_TI_CLASS(81xx, 0x81) @@ -132,6 +134,7 @@ IS_OMAP_SUBCLASS(363x, 0x363) IS_OMAP_SUBCLASS(443x, 0x443) IS_OMAP_SUBCLASS(446x, 0x446) IS_OMAP_SUBCLASS(447x, 0x447) +IS_OMAP_SUBCLASS(543x, 0x543) IS_TI_SUBCLASS(816x, 0x816) IS_TI_SUBCLASS(814x, 0x814) @@ -154,6 +157,8 @@ IS_AM_SUBCLASS(335x, 0x335) #define cpu_is_omap443x() 0 #define cpu_is_omap446x() 0 #define cpu_is_omap447x() 0 +#define cpu_is_omap54xx() 0 +#define cpu_is_omap543x() 0 #if defined(MULTI_OMAP1) # if defined(CONFIG_ARCH_OMAP730) @@ -299,6 +304,7 @@ IS_OMAP_TYPE(3517, 0x3517) #define cpu_is_omap3517() 0 #define cpu_is_omap3430() 0 #define cpu_is_omap3630() 0 +#define cpu_is_omap5430()