diff options
3 files changed, 220 insertions, 53 deletions
diff --git a/packages/linux/linux-omap2-git/beagleboard/0002-ARM-OMAP-SmartReflex-driver.patch b/packages/linux/linux-omap2-git/beagleboard/0002-ARM-OMAP-SmartReflex-driver.patch index a5e2e63db2..bdf9e293d6 100644 --- a/packages/linux/linux-omap2-git/beagleboard/0002-ARM-OMAP-SmartReflex-driver.patch +++ b/packages/linux/linux-omap2-git/beagleboard/0002-ARM-OMAP-SmartReflex-driver.patch @@ -2,19 +2,19 @@ From: Kalle Jokiniemi <ext-kalle.jokiniemi@nokia.com> To: linux-omap@vger.kernel.org Cc: Kalle Jokiniemi <ext-kalle.jokiniemi@nokia.com> Subject: [PATCH 2/3] ARM: OMAP: SmartReflex driver: added required register and bit definitions. -Date: Fri, 30 May 2008 17:12:26 +0300 +Date: Fri, 6 Jun 2008 12:49:48 +0300 Added new register and bit definitions to enable Smartreflex driver integration. Also PRM_VC_SMPS_SA bit definitions' naming was changed to match the naming of other similar bit definitions. - Signed-off-by: Kalle Jokiniemi <ext-kalle.jokiniemi@nokia.com> --- arch/arm/mach-omap2/prm-regbits-34xx.h | 27 ++++++-- arch/arm/mach-omap2/smartreflex.h | 124 ++++++++++++++++++++++++++++++- + include/asm-arm/arch-omap/control.h | 19 +++++ include/asm-arm/arch-omap/omap34xx.h | 2 + - 3 files changed, 144 insertions(+), 9 deletions(-) + 4 files changed, 163 insertions(+), 9 deletions(-) diff --git a/arch/arm/mach-omap2/prm-regbits-34xx.h b/arch/arm/mach-omap2/prm-regbits-34xx.h index c6a7940..f82b5a7 100644 @@ -224,6 +224,43 @@ index 62907ef..2091a15 100644 +#endif + +diff --git a/include/asm-arm/arch-omap/control.h b/include/asm-arm/arch-omap/control.h +index 12bc22a..6e64fe7 100644 +--- a/include/asm-arm/arch-omap/control.h ++++ b/include/asm-arm/arch-omap/control.h +@@ -138,6 +138,15 @@ + #define OMAP343X_CONTROL_TEST_KEY_11 (OMAP2_CONTROL_GENERAL + 0x00f4) + #define OMAP343X_CONTROL_TEST_KEY_12 (OMAP2_CONTROL_GENERAL + 0x00f8) + #define OMAP343X_CONTROL_TEST_KEY_13 (OMAP2_CONTROL_GENERAL + 0x00fc) ++#define OMAP343X_CONTROL_FUSE_OPP1_VDD1 (OMAP2_CONTROL_GENERAL + 0x0110) ++#define OMAP343X_CONTROL_FUSE_OPP2_VDD1 (OMAP2_CONTROL_GENERAL + 0x0114) ++#define OMAP343X_CONTROL_FUSE_OPP3_VDD1 (OMAP2_CONTROL_GENERAL + 0x0118) ++#define OMAP343X_CONTROL_FUSE_OPP4_VDD1 (OMAP2_CONTROL_GENERAL + 0x011c) ++#define OMAP343X_CONTROL_FUSE_OPP5_VDD1 (OMAP2_CONTROL_GENERAL + 0x0120) ++#define OMAP343X_CONTROL_FUSE_OPP1_VDD2 (OMAP2_CONTROL_GENERAL + 0x0124) ++#define OMAP343X_CONTROL_FUSE_OPP2_VDD2 (OMAP2_CONTROL_GENERAL + 0x0128) ++#define OMAP343X_CONTROL_FUSE_OPP3_VDD2 (OMAP2_CONTROL_GENERAL + 0x012c) ++#define OMAP343X_CONTROL_FUSE_SR (OMAP2_CONTROL_GENERAL + 0x0130) + #define OMAP343X_CONTROL_IVA2_BOOTADDR (OMAP2_CONTROL_GENERAL + 0x0190) + #define OMAP343X_CONTROL_IVA2_BOOTMOD (OMAP2_CONTROL_GENERAL + 0x0194) + #define OMAP343X_CONTROL_TEMP_SENSOR (OMAP2_CONTROL_GENERAL + 0x02b4) +@@ -172,6 +181,16 @@ + #define OMAP2_SYSBOOT_1_MASK (1 << 1) + #define OMAP2_SYSBOOT_0_MASK (1 << 0) + ++/* CONTROL_FUSE_SR bits */ ++#define OMAP343X_SR2_SENNENABLE_MASK (0x3 << 10) ++#define OMAP343X_SR2_SENNENABLE_SHIFT 10 ++#define OMAP343X_SR2_SENPENABLE_MASK (0x3 << 8) ++#define OMAP343X_SR2_SENPENABLE_SHIFT 8 ++#define OMAP343X_SR1_SENNENABLE_MASK (0x3 << 2) ++#define OMAP343X_SR1_SENNENABLE_SHIFT 2 ++#define OMAP343X_SR1_SENPENABLE_MASK (0x3 << 0) ++#define OMAP343X_SR1_SENPENABLE_SHIFT 0 ++ + #ifndef __ASSEMBLY__ + #if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) + extern void __iomem *omap_ctrl_base_get(void); diff --git a/include/asm-arm/arch-omap/omap34xx.h b/include/asm-arm/arch-omap/omap34xx.h index 6a0459a..3667fd6 100644 --- a/include/asm-arm/arch-omap/omap34xx.h @@ -239,4 +276,3 @@ index 6a0459a..3667fd6 100644 #if defined(CONFIG_ARCH_OMAP3430) -- 1.5.4.3 - diff --git a/packages/linux/linux-omap2-git/beagleboard/0003-ARM-OMAP-SmartReflex-driver.patch b/packages/linux/linux-omap2-git/beagleboard/0003-ARM-OMAP-SmartReflex-driver.patch index 3c01abda8b..40d5790367 100644 --- a/packages/linux/linux-omap2-git/beagleboard/0003-ARM-OMAP-SmartReflex-driver.patch +++ b/packages/linux/linux-omap2-git/beagleboard/0003-ARM-OMAP-SmartReflex-driver.patch @@ -2,7 +2,8 @@ From: Kalle Jokiniemi <ext-kalle.jokiniemi@nokia.com> To: linux-omap@vger.kernel.org Cc: Kalle Jokiniemi <ext-kalle.jokiniemi@nokia.com> Subject: [PATCH 3/3] ARM: OMAP: SmartReflex driver: integration to linux-omap -Date: Mon, 2 Jun 2008 14:30:14 +0300 +Date: Fri, 6 Jun 2008 12:49:49 +0300 +Message-Id: <1212745789-13926-3-git-send-email-ext-kalle.jokiniemi@nokia.com> - Changed register accesses to use prm_{read,write}_mod_reg and prm_{set,clear,rmw}_mod_reg_bits() functions instread of @@ -12,21 +13,24 @@ Date: Mon, 2 Jun 2008 14:30:14 +0300 - replaced cpu-related #ifdefs with if (cpu_is_xxxx()) calls. -- removed EFUSE related ifdefs +- Added E-fuse support: Use silicon characteristics parameters from E-fuse - added smartreflex_disable/enable calls to pm34xx.c suspend function. - Added "SmartReflex support" entry into Kconfig under "System type->TI OMAP Implementations". It depends on ARCH_OMAP34XX and TWL4030_CORE. +- Added "SmartReflex testing support" Kconfig option for using hard coded + software parameters instead of E-fuse parameters. + Signed-off-by: Kalle Jokiniemi <ext-kalle.jokiniemi@nokia.com> --- arch/arm/mach-omap2/Makefile | 3 + arch/arm/mach-omap2/pm34xx.c | 9 + - arch/arm/mach-omap2/smartreflex.c | 457 ++++++++++++++++++++++--------------- - arch/arm/mach-omap2/smartreflex.h | 2 +- - arch/arm/plat-omap/Kconfig | 17 ++ - 5 files changed, 302 insertions(+), 186 deletions(-) + arch/arm/mach-omap2/smartreflex.c | 531 +++++++++++++++++++++++-------------- + arch/arm/mach-omap2/smartreflex.h | 9 +- + arch/arm/plat-omap/Kconfig | 31 +++ + 5 files changed, 385 insertions(+), 198 deletions(-) diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index 50c6657..f645b6e 100644 @@ -77,7 +81,7 @@ index 7e775cc..3da4f47 100644 } diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c -index dae7460..253369b 100644 +index dae7460..0b10a5d 100644 --- a/arch/arm/mach-omap2/smartreflex.c +++ b/arch/arm/mach-omap2/smartreflex.c @@ -3,6 +3,9 @@ @@ -90,7 +94,7 @@ index dae7460..253369b 100644 * Copyright (C) 2007 Texas Instruments, Inc. * Lesly A M <x0080970@ti.com> * -@@ -20,13 +23,15 @@ +@@ -20,13 +23,16 @@ #include <linux/err.h> #include <linux/clk.h> #include <linux/sysfs.h> @@ -103,6 +107,7 @@ index dae7460..253369b 100644 -#include "prcm-regs.h" +#include <asm/arch/omap34xx.h> ++#include <asm/arch/control.h> + +#include "prm.h" #include "smartreflex.h" @@ -110,7 +115,7 @@ index dae7460..253369b 100644 /* #define DEBUG_SR 1 */ -@@ -37,11 +42,16 @@ +@@ -37,11 +43,16 @@ # define DPRINTK(fmt, args...) #endif @@ -127,7 +132,7 @@ index dae7460..253369b 100644 u32 req_opp_no; u32 opp1_nvalue, opp2_nvalue, opp3_nvalue, opp4_nvalue, opp5_nvalue; u32 senp_mod, senn_mod; -@@ -53,6 +63,7 @@ static struct omap_sr sr1 = { +@@ -53,6 +64,7 @@ static struct omap_sr sr1 = { .srid = SR1, .is_sr_reset = 1, .is_autocomp_active = 0, @@ -135,7 +140,7 @@ index dae7460..253369b 100644 .srbase_addr = OMAP34XX_SR1_BASE, }; -@@ -60,6 +71,7 @@ static struct omap_sr sr2 = { +@@ -60,6 +72,7 @@ static struct omap_sr sr2 = { .srid = SR2, .is_sr_reset = 1, .is_autocomp_active = 0, @@ -143,7 +148,7 @@ index dae7460..253369b 100644 .srbase_addr = OMAP34XX_SR2_BASE, }; -@@ -85,8 +97,6 @@ static inline u32 sr_read_reg(struct omap_sr *sr, int offset) +@@ -85,8 +98,6 @@ static inline u32 sr_read_reg(struct omap_sr *sr, int offset) return omap_readl(sr->srbase_addr + offset); } @@ -152,7 +157,7 @@ index dae7460..253369b 100644 static void cal_reciprocal(u32 sensor, u32 *sengain, u32 *rnsen) { u32 gn, rn, mul; -@@ -100,7 +110,21 @@ static void cal_reciprocal(u32 sensor, u32 *sengain, u32 *rnsen) +@@ -100,7 +111,21 @@ static void cal_reciprocal(u32 sensor, u32 *sengain, u32 *rnsen) } } } @@ -175,10 +180,11 @@ index dae7460..253369b 100644 static int sr_clk_enable(struct omap_sr *sr) { -@@ -131,20 +155,48 @@ static int sr_clk_disable(struct omap_sr *sr) +@@ -131,22 +156,86 @@ static int sr_clk_disable(struct omap_sr *sr) return 0; } +-static void sr_set_nvalues(struct omap_sr *sr) +static void sr_set_clk_length(struct omap_sr *sr) +{ + struct clk *osc_sys_ck; @@ -210,11 +216,47 @@ index dae7460..253369b 100644 + } +} + -+/* -+ * TODO: once EFUSE is available, it should be used instead of these -+ * pre-calculated values. -+ */ - static void sr_set_nvalues(struct omap_sr *sr) ++static void sr_set_efuse_nvalues(struct omap_sr *sr) ++{ ++ if (sr->srid == SR1) { ++ sr->senn_mod = (omap_ctrl_readl(OMAP343X_CONTROL_FUSE_SR) & ++ OMAP343X_SR1_SENNENABLE_MASK) >> ++ OMAP343X_SR1_SENNENABLE_SHIFT; ++ ++ sr->senp_mod = (omap_ctrl_readl(OMAP343X_CONTROL_FUSE_SR) & ++ OMAP343X_SR1_SENPENABLE_MASK) >> ++ OMAP343X_SR1_SENPENABLE_SHIFT; ++ ++ sr->opp5_nvalue = omap_ctrl_readl( ++ OMAP343X_CONTROL_FUSE_OPP5_VDD1); ++ sr->opp4_nvalue = omap_ctrl_readl( ++ OMAP343X_CONTROL_FUSE_OPP4_VDD1); ++ sr->opp3_nvalue = omap_ctrl_readl( ++ OMAP343X_CONTROL_FUSE_OPP3_VDD1); ++ sr->opp2_nvalue = omap_ctrl_readl( ++ OMAP343X_CONTROL_FUSE_OPP2_VDD1); ++ sr->opp1_nvalue = omap_ctrl_readl( ++ OMAP343X_CONTROL_FUSE_OPP1_VDD1); ++ } else if (sr->srid == SR2) { ++ sr->senn_mod = (omap_ctrl_readl(OMAP343X_CONTROL_FUSE_SR) & ++ OMAP343X_SR2_SENNENABLE_MASK) >> ++ OMAP343X_SR2_SENNENABLE_SHIFT; ++ ++ sr->senp_mod = (omap_ctrl_readl(OMAP343X_CONTROL_FUSE_SR) & ++ OMAP343X_SR2_SENPENABLE_MASK) >> ++ OMAP343X_SR2_SENPENABLE_SHIFT; ++ ++ sr->opp3_nvalue = omap_ctrl_readl( ++ OMAP343X_CONTROL_FUSE_OPP3_VDD2); ++ sr->opp2_nvalue = omap_ctrl_readl( ++ OMAP343X_CONTROL_FUSE_OPP2_VDD2); ++ sr->opp1_nvalue = omap_ctrl_readl( ++ OMAP343X_CONTROL_FUSE_OPP1_VDD2); ++ } ++} ++ ++/* Hard coded nvalues for testing purposes, may cause device to hang! */ ++static void sr_set_testing_nvalues(struct omap_sr *sr) { -#ifdef USE_EFUSE_VALUES - u32 n1, n2; @@ -228,10 +270,14 @@ index dae7460..253369b 100644 -#ifdef USE_EFUSE_VALUES - /* Read values for VDD1 from EFUSE */ -#else - /* since E-Fuse Values are not available, calculating the - * reciprocal of the SenN and SenP values for SR1 +- /* since E-Fuse Values are not available, calculating the +- * reciprocal of the SenN and SenP values for SR1 ++ /* Calculating the reciprocal of the SenN and SenP values ++ * for SR1 */ -@@ -216,15 +268,16 @@ static void sr_set_nvalues(struct omap_sr *sr) + sr->senp_mod = 0x03; /* SenN-M5 enabled */ + sr->senn_mod = 0x03; +@@ -216,15 +305,16 @@ static void sr_set_nvalues(struct omap_sr *sr) (rnsenp << NVALUERECIPROCAL_RNSENP_SHIFT) | (rnsenn << NVALUERECIPROCAL_RNSENN_SHIFT)); @@ -252,7 +298,7 @@ index dae7460..253369b 100644 /* since E-Fuse Values are not available, calculating the * reciprocal of the SenN and SenP values for SR2 */ -@@ -269,8 +322,6 @@ static void sr_set_nvalues(struct omap_sr *sr) +@@ -269,134 +359,163 @@ static void sr_set_nvalues(struct omap_sr *sr) (senngain << NVALUERECIPROCAL_SENNGAIN_SHIFT) | (rnsenp << NVALUERECIPROCAL_RNSENP_SHIFT) | (rnsenn << NVALUERECIPROCAL_RNSENN_SHIFT)); @@ -261,7 +307,18 @@ index dae7460..253369b 100644 } } -@@ -281,122 +332,145 @@ static void sr_configure_vp(int srid) + ++static void sr_set_nvalues(struct omap_sr *sr) ++{ ++ if (SR_TESTING_NVALUES) ++ sr_set_testing_nvalues(sr); ++ else ++ sr_set_efuse_nvalues(sr); ++} ++ + static void sr_configure_vp(int srid) + { + u32 vpconfig; if (srid == SR1) { vpconfig = PRM_VP1_CONFIG_ERROROFFSET | PRM_VP1_CONFIG_ERRORGAIN @@ -492,7 +549,7 @@ index dae7460..253369b 100644 sr_write_reg(sr, SRCONFIG, sr_config); sr_write_reg(sr, AVGWEIGHT, SR1_AVGWEIGHT_SENPAVGWEIGHT | -@@ -408,18 +482,18 @@ static void sr_configure(struct omap_sr *sr) +@@ -408,18 +527,18 @@ static void sr_configure(struct omap_sr *sr) } else if (sr->srid == SR2) { sr_config = SR2_SRCONFIG_ACCUMDATA | @@ -514,15 +571,35 @@ index dae7460..253369b 100644 sr_modify_reg(sr, ERRCONFIG, (SR_ERRWEIGHT_MASK | SR_ERRMAXLIMIT_MASK | SR_ERRMINLIMIT_MASK), (SR2_ERRWEIGHT | SR2_ERRMAXLIMIT | SR2_ERRMINLIMIT)); -@@ -476,7 +550,6 @@ static void sr_enable(struct omap_sr *sr, u32 target_opp_no) +@@ -428,9 +547,9 @@ static void sr_configure(struct omap_sr *sr) + sr->is_sr_reset = 0; + } + +-static void sr_enable(struct omap_sr *sr, u32 target_opp_no) ++static int sr_enable(struct omap_sr *sr, u32 target_opp_no) + { +- u32 nvalue_reciprocal, current_nvalue; ++ u32 nvalue_reciprocal; + + sr->req_opp_no = target_opp_no; + +@@ -472,11 +591,10 @@ static void sr_enable(struct omap_sr *sr, u32 target_opp_no) + } + } - if (current_nvalue == nvalue_reciprocal) { - DPRINTK("System is already at the desired voltage level\n"); +- current_nvalue = sr_read_reg(sr, NVALUERECIPROCAL); +- +- if (current_nvalue == nvalue_reciprocal) { +- DPRINTK("System is already at the desired voltage level\n"); - return; ++ if (nvalue_reciprocal == 0) { ++ printk(KERN_NOTICE "OPP%d doesn't support SmartReflex\n", ++ target_opp_no); ++ return SR_FALSE; } sr_write_reg(sr, NVALUERECIPROCAL, nvalue_reciprocal); -@@ -485,18 +558,18 @@ static void sr_enable(struct omap_sr *sr, u32 target_opp_no) +@@ -485,18 +603,19 @@ static void sr_enable(struct omap_sr *sr, u32 target_opp_no) sr_modify_reg(sr, ERRCONFIG, (ERRCONFIG_VPBOUNDINTEN | ERRCONFIG_VPBOUNDINTST), (ERRCONFIG_VPBOUNDINTEN | ERRCONFIG_VPBOUNDINTST)); @@ -542,10 +619,11 @@ index dae7460..253369b 100644 /* SRCONFIG - enable SR */ sr_modify_reg(sr, SRCONFIG, SRCONFIG_SRENABLE, SRCONFIG_SRENABLE); - ++ return SR_TRUE; } static void sr_disable(struct omap_sr *sr) -@@ -507,11 +580,13 @@ static void sr_disable(struct omap_sr *sr) +@@ -507,11 +626,13 @@ static void sr_disable(struct omap_sr *sr) sr_modify_reg(sr, SRCONFIG, SRCONFIG_SRENABLE, ~SRCONFIG_SRENABLE); if (sr->srid == SR1) { @@ -563,7 +641,21 @@ index dae7460..253369b 100644 } } -@@ -574,16 +649,13 @@ void enable_smartreflex(int srid) +@@ -535,7 +656,12 @@ void sr_start_vddautocomap(int srid, u32 target_opp_no) + srid); + + sr->is_autocomp_active = 1; +- sr_enable(sr, target_opp_no); ++ if (!sr_enable(sr, target_opp_no)) { ++ printk(KERN_WARNING "SR%d: VDD autocomp not activated\n", srid); ++ sr->is_autocomp_active = 0; ++ if (sr->is_sr_reset == 1) ++ sr_clk_disable(sr); ++ } + } + EXPORT_SYMBOL(sr_start_vddautocomap); + +@@ -574,20 +700,18 @@ void enable_smartreflex(int srid) if (sr->is_autocomp_active == 1) { if (sr->is_sr_reset == 1) { @@ -585,7 +677,13 @@ index dae7460..253369b 100644 sr_configure(sr); -@@ -602,15 +674,6 @@ void disable_smartreflex(int srid) +- sr_enable(sr, target_opp_no); ++ if (!sr_enable(sr, target_opp_no)) ++ sr_clk_disable(sr); + } + } + } +@@ -602,15 +726,6 @@ void disable_smartreflex(int srid) sr = &sr2; if (sr->is_autocomp_active == 1) { @@ -601,7 +699,7 @@ index dae7460..253369b 100644 if (sr->is_sr_reset == 0) { sr->is_sr_reset = 1; -@@ -618,17 +681,18 @@ void disable_smartreflex(int srid) +@@ -618,17 +733,18 @@ void disable_smartreflex(int srid) sr_modify_reg(sr, SRCONFIG, SRCONFIG_SRENABLE, ~SRCONFIG_SRENABLE); @@ -629,7 +727,7 @@ index dae7460..253369b 100644 } } } -@@ -638,7 +702,6 @@ void disable_smartreflex(int srid) +@@ -638,7 +754,6 @@ void disable_smartreflex(int srid) /* Voltage Scaling using SR VCBYPASS */ int sr_voltagescale_vcbypass(u32 target_opp, u8 vsel) { @@ -637,7 +735,7 @@ index dae7460..253369b 100644 int sr_status = 0; u32 vdd, target_opp_no; u32 vc_bypass_value; -@@ -651,39 +714,53 @@ int sr_voltagescale_vcbypass(u32 target_opp, u8 vsel) +@@ -651,39 +766,53 @@ int sr_voltagescale_vcbypass(u32 target_opp, u8 vsel) if (vdd == PRCM_VDD1) { sr_status = sr_stop_vddautocomap(SR1); @@ -692,12 +790,12 @@ index dae7460..253369b 100644 "write\n"); - return ret; + return SR_FAIL; - } ++ } + if (loop_cnt > 50) { + retries_cnt++; + loop_cnt = 0; + udelay(10); -+ } + } + vc_bypass_value = prm_read_mod_reg(OMAP3430_GR_MOD, + OMAP3_PRM_VC_BYPASS_VAL_OFFSET); } @@ -707,7 +805,7 @@ index dae7460..253369b 100644 if (sr_status) { if (vdd == PRCM_VDD1) -@@ -696,13 +773,15 @@ int sr_voltagescale_vcbypass(u32 target_opp, u8 vsel) +@@ -696,13 +825,15 @@ int sr_voltagescale_vcbypass(u32 target_opp, u8 vsel) } /* Sysfs interface to select SR VDD1 auto compensation */ @@ -726,7 +824,7 @@ index dae7460..253369b 100644 { u32 current_vdd1opp_no; unsigned short value; -@@ -722,7 +801,7 @@ static ssize_t omap_sr_vdd1_autocomp_store(struct kset *subsys, +@@ -722,7 +853,7 @@ static ssize_t omap_sr_vdd1_autocomp_store(struct kset *subsys, return n; } @@ -735,7 +833,7 @@ index dae7460..253369b 100644 .attr = { .name = __stringify(sr_vdd1_autocomp), .mode = 0644, -@@ -732,13 +811,15 @@ static struct subsys_attribute sr_vdd1_autocomp = { +@@ -732,13 +863,15 @@ static struct subsys_attribute sr_vdd1_autocomp = { }; /* Sysfs interface to select SR VDD2 auto compensation */ @@ -754,7 +852,7 @@ index dae7460..253369b 100644 { u32 current_vdd2opp_no; unsigned short value; -@@ -758,7 +839,7 @@ static ssize_t omap_sr_vdd2_autocomp_store(struct kset *subsys, +@@ -758,7 +891,7 @@ static ssize_t omap_sr_vdd2_autocomp_store(struct kset *subsys, return n; } @@ -763,7 +861,7 @@ index dae7460..253369b 100644 .attr = { .name = __stringify(sr_vdd2_autocomp), .mode = 0644, -@@ -774,15 +855,19 @@ static int __init omap3_sr_init(void) +@@ -774,15 +907,19 @@ static int __init omap3_sr_init(void) int ret = 0; u8 RdReg; @@ -792,7 +890,7 @@ index dae7460..253369b 100644 /* Call the VPConfig, VCConfig, set N Values. */ sr_set_nvalues(&sr1); -@@ -794,22 +879,24 @@ static int __init omap3_sr_init(void) +@@ -794,22 +931,24 @@ static int __init omap3_sr_init(void) sr_configure_vc(); /* Enable SR on T2 */ @@ -826,10 +924,21 @@ index dae7460..253369b 100644 -arch_initcall(omap3_sr_init); +late_initcall(omap3_sr_init); diff --git a/arch/arm/mach-omap2/smartreflex.h b/arch/arm/mach-omap2/smartreflex.h -index 2091a15..d7ccd46 100644 +index 2091a15..194429e 100644 --- a/arch/arm/mach-omap2/smartreflex.h +++ b/arch/arm/mach-omap2/smartreflex.h -@@ -238,7 +238,7 @@ extern u32 current_vdd2_opp; +@@ -233,12 +233,18 @@ + extern u32 current_vdd1_opp; + extern u32 current_vdd2_opp; + ++#ifdef CONFIG_OMAP_SMARTREFLEX_TESTING ++#define SR_TESTING_NVALUES 1 ++#else ++#define SR_TESTING_NVALUES 0 ++#endif ++ + /* + * Smartreflex module enable/disable interface. * NOTE: if smartreflex is not enabled from sysfs, these functions will not * do anything. */ @@ -838,11 +947,19 @@ index 2091a15..d7ccd46 100644 void enable_smartreflex(int srid); void disable_smartreflex(int srid); #else +@@ -246,7 +252,6 @@ static inline void enable_smartreflex(int srid) {} + static inline void disable_smartreflex(int srid) {} + #endif + +- + #endif + + diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig -index b085b07..53745ce 100644 +index b085b07..960c13f 100644 --- a/arch/arm/plat-omap/Kconfig +++ b/arch/arm/plat-omap/Kconfig -@@ -56,6 +56,23 @@ config OMAP_DEBUG_CLOCKDOMAIN +@@ -56,6 +56,37 @@ config OMAP_DEBUG_CLOCKDOMAIN for every clockdomain register write. However, the extra detail costs some memory. @@ -863,6 +980,20 @@ index b085b07..53745ce 100644 + compensation for VDD1 and VDD2, user must write 1 to + /sys/power/sr_vddX_autocomp, where X is 1 or 2. + ++config OMAP_SMARTREFLEX_TESTING ++ bool "Smartreflex testing support" ++ depends on OMAP_SMARTREFLEX ++ default n ++ help ++ Say Y if you want to enable SmartReflex testing with SW hardcoded ++ NVALUES intead of E-fuse NVALUES set in factory silicon testing. ++ ++ In some devices the E-fuse values have not been set, even though ++ SmartReflex modules are included. Using these hardcoded values set ++ in software, one can test the SmartReflex features without E-fuse. ++ ++ WARNING: Enabling this option may cause your device to hang! ++ config OMAP_RESET_CLOCKS bool "Reset unused clocks during boot" depends on ARCH_OMAP diff --git a/packages/linux/linux-omap2_git.bb b/packages/linux/linux-omap2_git.bb index 109d1b7712..c151f305ac 100644 --- a/packages/linux/linux-omap2_git.bb +++ b/packages/linux/linux-omap2_git.bb @@ -2,9 +2,9 @@ require linux-omap.inc FILESDIR = "${@os.path.dirname(bb.data.getVar('FILE',d,1))}/linux-omap2-git/${MACHINE}" -SRCREV = "24d1d54db70a8ebf59382dc51d8ca40ca5c29b08" +SRCREV = "3bbf8f7b69276626ed9bab406a4a2e59709b27d7" -PV = "2.6.25+2.6.26-rc4+git${SRCREV}" +PV = "2.6.25+2.6.26-rc5+git${SRCREV}" PR = "r20" |