From 9bd5fe7027d9e64b82d11a5769ac56a54bbd8e82 Mon Sep 17 00:00:00 2001 From: Pankit Garg Date: Mon, 5 Nov 2018 18:01:33 +0000 Subject: [PATCH] drivers: ifc: dynamic chipselect mapping support IFC driver changes to implement the chipselect mappings at run time. Defines init_early_memctl_regs and init_final_memctl_regs with chipselect dynamic mapping for nor and nand boot. Signed-off-by: Pankit Garg Signed-off-by: Rajesh Bhagat [YS: fix checkpatch issues] Reviewed-by: York Sun --- drivers/misc/fsl_ifc.c | 488 +++++++++++++++++++++++++++++------------ include/fsl_ifc.h | 17 ++ 2 files changed, 369 insertions(+), 136 deletions(-) diff --git a/drivers/misc/fsl_ifc.c b/drivers/misc/fsl_ifc.c index 7d66c3cf76..0c3394f2a8 100644 --- a/drivers/misc/fsl_ifc.c +++ b/drivers/misc/fsl_ifc.c @@ -7,185 +7,401 @@ #include #include -void print_ifc_regs(void) -{ - int i, j; - - printf("IFC Controller Registers\n"); - for (i = 0; i < CONFIG_SYS_FSL_IFC_BANK_COUNT; i++) { - printf("CSPR%d:0x%08X\tAMASK%d:0x%08X\tCSOR%d:0x%08X\n", - i, get_ifc_cspr(i), i, get_ifc_amask(i), - i, get_ifc_csor(i)); - for (j = 0; j < 4; j++) - printf("IFC_FTIM%d:0x%08X\n", j, get_ifc_ftim(i, j)); - } -} - -void init_early_memctl_regs(void) -{ +struct ifc_regs ifc_cfg_default_boot[CONFIG_SYS_FSL_IFC_BANK_COUNT] = { + { + "cs0", #if defined(CONFIG_SYS_CSPR0) && defined(CONFIG_SYS_CSOR0) - set_ifc_ftim(IFC_CS0, IFC_FTIM0, CONFIG_SYS_CS0_FTIM0); - set_ifc_ftim(IFC_CS0, IFC_FTIM1, CONFIG_SYS_CS0_FTIM1); - set_ifc_ftim(IFC_CS0, IFC_FTIM2, CONFIG_SYS_CS0_FTIM2); - set_ifc_ftim(IFC_CS0, IFC_FTIM3, CONFIG_SYS_CS0_FTIM3); - -#ifndef CONFIG_A003399_NOR_WORKAROUND + CONFIG_SYS_CSPR0, #ifdef CONFIG_SYS_CSPR0_EXT - set_ifc_cspr_ext(IFC_CS0, CONFIG_SYS_CSPR0_EXT); -#endif + CONFIG_SYS_CSPR0_EXT, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK0 + CONFIG_SYS_AMASK0, +#else + 0, +#endif + CONFIG_SYS_CSOR0, + { + CONFIG_SYS_CS0_FTIM0, + CONFIG_SYS_CS0_FTIM1, + CONFIG_SYS_CS0_FTIM2, + CONFIG_SYS_CS0_FTIM3, + }, #ifdef CONFIG_SYS_CSOR0_EXT - set_ifc_csor_ext(IFC_CS0, CONFIG_SYS_CSOR0_EXT); + CONFIG_SYS_CSOR0_EXT, +#else + 0, +#endif +#ifdef CONFIG_SYS_CSPR0_FINAL + CONFIG_SYS_CSPR0_FINAL, +#else + 0, #endif - set_ifc_cspr(IFC_CS0, CONFIG_SYS_CSPR0); - set_ifc_amask(IFC_CS0, CONFIG_SYS_AMASK0); - set_ifc_csor(IFC_CS0, CONFIG_SYS_CSOR0); +#ifdef CONFIG_SYS_AMASK0_FINAL + CONFIG_SYS_AMASK0_FINAL, +#else + 0, #endif #endif + }, +#if CONFIG_SYS_FSL_IFC_BANK_COUNT >= 2 + { + "cs1", +#if defined(CONFIG_SYS_CSPR1) && defined(CONFIG_SYS_CSOR1) + CONFIG_SYS_CSPR1, #ifdef CONFIG_SYS_CSPR1_EXT - set_ifc_cspr_ext(IFC_CS1, CONFIG_SYS_CSPR1_EXT); -#endif + CONFIG_SYS_CSPR1_EXT, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK1 + CONFIG_SYS_AMASK1, +#else + 0, +#endif + CONFIG_SYS_CSOR1, + { + CONFIG_SYS_CS1_FTIM0, + CONFIG_SYS_CS1_FTIM1, + CONFIG_SYS_CS1_FTIM2, + CONFIG_SYS_CS1_FTIM3, + }, #ifdef CONFIG_SYS_CSOR1_EXT - set_ifc_csor_ext(IFC_CS1, CONFIG_SYS_CSOR1_EXT); + CONFIG_SYS_CSOR1_EXT, +#else + 0, #endif -#if defined(CONFIG_SYS_CSPR1) && defined(CONFIG_SYS_CSOR1) - set_ifc_ftim(IFC_CS1, IFC_FTIM0, CONFIG_SYS_CS1_FTIM0); - set_ifc_ftim(IFC_CS1, IFC_FTIM1, CONFIG_SYS_CS1_FTIM1); - set_ifc_ftim(IFC_CS1, IFC_FTIM2, CONFIG_SYS_CS1_FTIM2); - set_ifc_ftim(IFC_CS1, IFC_FTIM3, CONFIG_SYS_CS1_FTIM3); - - set_ifc_csor(IFC_CS1, CONFIG_SYS_CSOR1); - set_ifc_amask(IFC_CS1, CONFIG_SYS_AMASK1); - set_ifc_cspr(IFC_CS1, CONFIG_SYS_CSPR1); +#ifdef CONFIG_SYS_CSPR1_FINAL + CONFIG_SYS_CSPR1_FINAL, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK1_FINAL + CONFIG_SYS_AMASK1_FINAL, +#else + 0, +#endif +#endif + }, #endif +#if CONFIG_SYS_FSL_IFC_BANK_COUNT >= 3 + { + "cs2", +#if defined(CONFIG_SYS_CSPR2) && defined(CONFIG_SYS_CSOR2) + CONFIG_SYS_CSPR2, #ifdef CONFIG_SYS_CSPR2_EXT - set_ifc_cspr_ext(IFC_CS2, CONFIG_SYS_CSPR2_EXT); -#endif + CONFIG_SYS_CSPR2_EXT, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK2 + CONFIG_SYS_AMASK2, +#else + 0, +#endif + CONFIG_SYS_CSOR2, + { + CONFIG_SYS_CS2_FTIM0, + CONFIG_SYS_CS2_FTIM1, + CONFIG_SYS_CS2_FTIM2, + CONFIG_SYS_CS2_FTIM3, + }, #ifdef CONFIG_SYS_CSOR2_EXT - set_ifc_csor_ext(IFC_CS2, CONFIG_SYS_CSOR2_EXT); + CONFIG_SYS_CSOR2_EXT, +#else + 0, +#endif +#ifdef CONFIG_SYS_CSPR2_FINAL + CONFIG_SYS_CSPR2_FINAL, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK2_FINAL + CONFIG_SYS_AMASK2_FINAL, +#else + 0, #endif -#if defined(CONFIG_SYS_CSPR2) && defined(CONFIG_SYS_CSOR2) - set_ifc_ftim(IFC_CS2, IFC_FTIM0, CONFIG_SYS_CS2_FTIM0); - set_ifc_ftim(IFC_CS2, IFC_FTIM1, CONFIG_SYS_CS2_FTIM1); - set_ifc_ftim(IFC_CS2, IFC_FTIM2, CONFIG_SYS_CS2_FTIM2); - set_ifc_ftim(IFC_CS2, IFC_FTIM3, CONFIG_SYS_CS2_FTIM3); - - set_ifc_csor(IFC_CS2, CONFIG_SYS_CSOR2); - set_ifc_amask(IFC_CS2, CONFIG_SYS_AMASK2); - set_ifc_cspr(IFC_CS2, CONFIG_SYS_CSPR2); +#endif + }, #endif +#if CONFIG_SYS_FSL_IFC_BANK_COUNT >= 4 + { + "cs3", +#if defined(CONFIG_SYS_CSPR3) && defined(CONFIG_SYS_CSOR3) + CONFIG_SYS_CSPR3, #ifdef CONFIG_SYS_CSPR3_EXT - set_ifc_cspr_ext(IFC_CS3, CONFIG_SYS_CSPR3_EXT); -#endif + CONFIG_SYS_CSPR3_EXT, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK3 + CONFIG_SYS_AMASK3, +#else + 0, +#endif + CONFIG_SYS_CSOR3, + { + CONFIG_SYS_CS3_FTIM0, + CONFIG_SYS_CS3_FTIM1, + CONFIG_SYS_CS3_FTIM2, + CONFIG_SYS_CS3_FTIM3, + }, #ifdef CONFIG_SYS_CSOR3_EXT - set_ifc_csor_ext(IFC_CS3, CONFIG_SYS_CSOR3_EXT); + CONFIG_SYS_CSOR3_EXT, +#else + 0, +#endif +#ifdef CONFIG_SYS_CSPR3_FINAL + CONFIG_SYS_CSPR3_FINAL, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK3_FINAL + CONFIG_SYS_AMASK3_FINAL, +#else + 0, #endif -#if defined(CONFIG_SYS_CSPR3) && defined(CONFIG_SYS_CSOR3) - set_ifc_ftim(IFC_CS3, IFC_FTIM0, CONFIG_SYS_CS3_FTIM0); - set_ifc_ftim(IFC_CS3, IFC_FTIM1, CONFIG_SYS_CS3_FTIM1); - set_ifc_ftim(IFC_CS3, IFC_FTIM2, CONFIG_SYS_CS3_FTIM2); - set_ifc_ftim(IFC_CS3, IFC_FTIM3, CONFIG_SYS_CS3_FTIM3); - - set_ifc_cspr(IFC_CS3, CONFIG_SYS_CSPR3); - set_ifc_amask(IFC_CS3, CONFIG_SYS_AMASK3); - set_ifc_csor(IFC_CS3, CONFIG_SYS_CSOR3); +#endif + }, #endif +#if CONFIG_SYS_FSL_IFC_BANK_COUNT >= 5 + { + "cs4", +#if defined(CONFIG_SYS_CSPR4) && defined(CONFIG_SYS_CSOR4) + CONFIG_SYS_CSPR4, #ifdef CONFIG_SYS_CSPR4_EXT - set_ifc_cspr_ext(IFC_CS4, CONFIG_SYS_CSPR4_EXT); -#endif + CONFIG_SYS_CSPR4_EXT, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK4 + CONFIG_SYS_AMASK4, +#else + 0, +#endif + CONFIG_SYS_CSOR4, + { + CONFIG_SYS_CS4_FTIM0, + CONFIG_SYS_CS4_FTIM1, + CONFIG_SYS_CS4_FTIM2, + CONFIG_SYS_CS4_FTIM3, + }, #ifdef CONFIG_SYS_CSOR4_EXT - set_ifc_csor_ext(IFC_CS4, CONFIG_SYS_CSOR4_EXT); + CONFIG_SYS_CSOR4_EXT, +#else + 0, #endif -#if defined(CONFIG_SYS_CSPR4) && defined(CONFIG_SYS_CSOR4) - set_ifc_ftim(IFC_CS4, IFC_FTIM0, CONFIG_SYS_CS4_FTIM0); - set_ifc_ftim(IFC_CS4, IFC_FTIM1, CONFIG_SYS_CS4_FTIM1); - set_ifc_ftim(IFC_CS4, IFC_FTIM2, CONFIG_SYS_CS4_FTIM2); - set_ifc_ftim(IFC_CS4, IFC_FTIM3, CONFIG_SYS_CS4_FTIM3); - - set_ifc_cspr(IFC_CS4, CONFIG_SYS_CSPR4); - set_ifc_amask(IFC_CS4, CONFIG_SYS_AMASK4); - set_ifc_csor(IFC_CS4, CONFIG_SYS_CSOR4); +#ifdef CONFIG_SYS_CSPR4_FINAL + CONFIG_SYS_CSPR4_FINAL, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK4_FINAL + CONFIG_SYS_AMASK4_FINAL, +#else + 0, +#endif +#endif + }, #endif +#if CONFIG_SYS_FSL_IFC_BANK_COUNT >= 6 + { + "cs5", +#if defined(CONFIG_SYS_CSPR5) && defined(CONFIG_SYS_CSOR5) + CONFIG_SYS_CSPR5, #ifdef CONFIG_SYS_CSPR5_EXT - set_ifc_cspr_ext(IFC_CS5, CONFIG_SYS_CSPR5_EXT); -#endif + CONFIG_SYS_CSPR5_EXT, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK5 + CONFIG_SYS_AMASK5, +#else + 0, +#endif + CONFIG_SYS_CSOR5, + { + CONFIG_SYS_CS5_FTIM0, + CONFIG_SYS_CS5_FTIM1, + CONFIG_SYS_CS5_FTIM2, + CONFIG_SYS_CS5_FTIM3, + }, #ifdef CONFIG_SYS_CSOR5_EXT - set_ifc_csor_ext(IFC_CS5, CONFIG_SYS_CSOR5_EXT); + CONFIG_SYS_CSOR5_EXT, +#else + 0, #endif -#if defined(CONFIG_SYS_CSPR5) && defined(CONFIG_SYS_CSOR5) - set_ifc_ftim(IFC_CS5, IFC_FTIM0, CONFIG_SYS_CS5_FTIM0); - set_ifc_ftim(IFC_CS5, IFC_FTIM1, CONFIG_SYS_CS5_FTIM1); - set_ifc_ftim(IFC_CS5, IFC_FTIM2, CONFIG_SYS_CS5_FTIM2); - set_ifc_ftim(IFC_CS5, IFC_FTIM3, CONFIG_SYS_CS5_FTIM3); - - set_ifc_cspr(IFC_CS5, CONFIG_SYS_CSPR5); - set_ifc_amask(IFC_CS5, CONFIG_SYS_AMASK5); - set_ifc_csor(IFC_CS5, CONFIG_SYS_CSOR5); +#ifdef CONFIG_SYS_CSPR5_FINAL + CONFIG_SYS_CSPR5_FINAL, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK5_FINAL + CONFIG_SYS_AMASK5_FINAL, +#else + 0, +#endif +#endif + }, #endif +#if CONFIG_SYS_FSL_IFC_BANK_COUNT >= 7 + { + "cs6", +#if defined(CONFIG_SYS_CSPR6) && defined(CONFIG_SYS_CSOR6) + CONFIG_SYS_CSPR6, #ifdef CONFIG_SYS_CSPR6_EXT - set_ifc_cspr_ext(IFC_CS6, CONFIG_SYS_CSPR6_EXT); -#endif + CONFIG_SYS_CSPR6_EXT, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK6 + CONFIG_SYS_AMASK6, +#else + 0, +#endif + CONFIG_SYS_CSOR6, + { + CONFIG_SYS_CS6_FTIM0, + CONFIG_SYS_CS6_FTIM1, + CONFIG_SYS_CS6_FTIM2, + CONFIG_SYS_CS6_FTIM3, + }, #ifdef CONFIG_SYS_CSOR6_EXT - set_ifc_csor_ext(IFC_CS6, CONFIG_SYS_CSOR6_EXT); + CONFIG_SYS_CSOR6_EXT, +#else + 0, #endif -#if defined(CONFIG_SYS_CSPR6) && defined(CONFIG_SYS_CSOR6) - set_ifc_ftim(IFC_CS6, IFC_FTIM0, CONFIG_SYS_CS6_FTIM0); - set_ifc_ftim(IFC_CS6, IFC_FTIM1, CONFIG_SYS_CS6_FTIM1); - set_ifc_ftim(IFC_CS6, IFC_FTIM2, CONFIG_SYS_CS6_FTIM2); - set_ifc_ftim(IFC_CS6, IFC_FTIM3, CONFIG_SYS_CS6_FTIM3); - - set_ifc_cspr(IFC_CS6, CONFIG_SYS_CSPR6); - set_ifc_amask(IFC_CS6, CONFIG_SYS_AMASK6); - set_ifc_csor(IFC_CS6, CONFIG_SYS_CSOR6); +#ifdef CONFIG_SYS_CSPR6_FINAL + CONFIG_SYS_CSPR6_FINAL, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK6_FINAL + CONFIG_SYS_AMASK6_FINAL, +#else + 0, +#endif +#endif + }, #endif +#if CONFIG_SYS_FSL_IFC_BANK_COUNT >= 8 + { + "cs7", +#if defined(CONFIG_SYS_CSPR7) && defined(CONFIG_SYS_CSOR7) + CONFIG_SYS_CSPR7, #ifdef CONFIG_SYS_CSPR7_EXT - set_ifc_cspr_ext(IFC_CS7, CONFIG_SYS_CSPR7_EXT); + CONFIG_SYS_CSPR7_EXT, +#else + 0, #endif -#ifdef CONFIG_SYS_CSOR7_EXT - set_ifc_csor_ext(IFC_CS7, CONFIG_SYS_CSOR7_EXT); +#ifdef CONFIG_SYS_AMASK7 + CONFIG_SYS_AMASK7, +#else + 0, #endif -#if defined(CONFIG_SYS_CSPR7) && defined(CONFIG_SYS_CSOR7) - set_ifc_ftim(IFC_CS7, IFC_FTIM0, CONFIG_SYS_CS7_FTIM0); - set_ifc_ftim(IFC_CS7, IFC_FTIM1, CONFIG_SYS_CS7_FTIM1); - set_ifc_ftim(IFC_CS7, IFC_FTIM2, CONFIG_SYS_CS7_FTIM2); - set_ifc_ftim(IFC_CS7, IFC_FTIM3, CONFIG_SYS_CS7_FTIM3); + CONFIG_SYS_CSOR7, +#ifdef CONFIG_SYS_CSOR7_EXT + CONFIG_SYS_CSOR7_EXT, +#else + 0, +#endif + { + CONFIG_SYS_CS7_FTIM0, + CONFIG_SYS_CS7_FTIM1, + CONFIG_SYS_CS7_FTIM2, + CONFIG_SYS_CS7_FTIM3, + }, +#ifdef CONFIG_SYS_CSPR7_FINAL + CONFIG_SYS_CSPR7_FINAL, +#else + 0, +#endif +#ifdef CONFIG_SYS_AMASK7_FINAL + CONFIG_SYS_AMASK7_FINAL, +#else + 0, +#endif +#endif + }, +#endif +}; - set_ifc_cspr(IFC_CS7, CONFIG_SYS_CSPR7); - set_ifc_amask(IFC_CS7, CONFIG_SYS_AMASK7); - set_ifc_csor(IFC_CS7, CONFIG_SYS_CSOR7); -#endif +__weak void ifc_cfg_boot_info(struct ifc_regs_info *regs_info) +{ + regs_info->regs = ifc_cfg_default_boot; + regs_info->cs_size = CONFIG_SYS_FSL_IFC_BANK_COUNT; +} + +void print_ifc_regs(void) +{ + int i, j; + + printf("IFC Controller Registers\n"); + for (i = 0; i < CONFIG_SYS_FSL_IFC_BANK_COUNT; i++) { + printf("CSPR%d:0x%08X\tAMASK%d:0x%08X\tCSOR%d:0x%08X\n", + i, get_ifc_cspr(i), i, get_ifc_amask(i), + i, get_ifc_csor(i)); + for (j = 0; j < 4; j++) + printf("IFC_FTIM%d:0x%08X\n", j, get_ifc_ftim(i, j)); + } +} + +void init_early_memctl_regs(void) +{ + int i, j; + struct ifc_regs *regs; + struct ifc_regs_info regs_info = {0}; + + ifc_cfg_boot_info(®s_info); + regs = regs_info.regs; + + for (i = 0 ; i < regs_info.cs_size; i++) { + if (regs[i].pr && (regs[i].pr & CSPR_V)) { + /* skip setting cspr/csor_ext in below condition */ + if (!(CONFIG_IS_ENABLED(A003399_NOR_WORKAROUND) && + i == 0 && + ((regs[0].pr & CSPR_MSEL) == CSPR_MSEL_NOR))) { + if (regs[i].pr_ext) + set_ifc_cspr_ext(i, regs[i].pr_ext); + if (regs[i].or_ext) + set_ifc_csor_ext(i, regs[i].or_ext); + } + + for (j = 0; j < ARRAY_SIZE(regs->ftim); j++) + set_ifc_ftim(i, j, regs[i].ftim[j]); + + set_ifc_csor(i, regs[i].or); + set_ifc_amask(i, regs[i].amask); + set_ifc_cspr(i, regs[i].pr); + } + } } void init_final_memctl_regs(void) { -#ifdef CONFIG_SYS_CSPR0_FINAL - set_ifc_cspr(IFC_CS0, CONFIG_SYS_CSPR0_FINAL); -#endif -#ifdef CONFIG_SYS_AMASK0_FINAL - set_ifc_amask(IFC_CS0, CONFIG_SYS_AMASK0); -#endif -#ifdef CONFIG_SYS_CSPR1_FINAL - set_ifc_cspr(IFC_CS1, CONFIG_SYS_CSPR1_FINAL); -#endif -#ifdef CONFIG_SYS_AMASK1_FINAL - set_ifc_amask(IFC_CS1, CONFIG_SYS_AMASK1_FINAL); -#endif -#ifdef CONFIG_SYS_CSPR2_FINAL - set_ifc_cspr(IFC_CS2, CONFIG_SYS_CSPR2_FINAL); -#endif -#ifdef CONFIG_SYS_AMASK2_FINAL - set_ifc_amask(IFC_CS2, CONFIG_SYS_AMASK2); -#endif -#ifdef CONFIG_SYS_CSPR3_FINAL - set_ifc_cspr(IFC_CS3, CONFIG_SYS_CSPR3_FINAL); -#endif -#ifdef CONFIG_SYS_AMASK3_FINAL - set_ifc_amask(IFC_CS3, CONFIG_SYS_AMASK3); -#endif + int i; + struct ifc_regs *regs; + struct ifc_regs_info regs_info; + + ifc_cfg_boot_info(®s_info); + regs = regs_info.regs; + + for (i = 0 ; i < regs_info.cs_size && i < ARRAY_SIZE(regs->ftim); i++) { + if (!(regs[i].pr_final & CSPR_V)) + continue; + if (regs[i].pr_final) + set_ifc_cspr(i, regs[i].pr_final); + if (regs[i].amask_final) + set_ifc_amask(i, (i == 1) ? regs[i].amask_final : + regs[i].amask); + } } diff --git a/include/fsl_ifc.h b/include/fsl_ifc.h index 17697c7341..3edcc39f4e 100644 --- a/include/fsl_ifc.h +++ b/include/fsl_ifc.h @@ -1031,6 +1031,23 @@ struct fsl_ifc { struct fsl_ifc_runtime *rregs; }; +struct ifc_regs { + const char *name; + u32 pr; + u32 pr_ext; + u32 amask; + u32 or; + u32 ftim[4]; + u32 or_ext; + u32 pr_final; + u32 amask_final; +}; + +struct ifc_regs_info { + struct ifc_regs *regs; + u32 cs_size; +}; + #ifdef CONFIG_SYS_FSL_ERRATUM_IFC_A002769 #undef CSPR_MSEL_NOR #define CSPR_MSEL_NOR CSPR_MSEL_GPCM -- 2.25.1