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| author | Ahmad Fatoum <a.fatoum@pengutronix.de> | 2021-01-04 10:33:27 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2021-01-05 13:02:34 +0100 |
| commit | 6973cc46caac5051f48dab41f92f32cb70531c51 (patch) | |
| tree | 201d961f708e48cfc6508132e1382eec2e451df1 /arch/arm/mach-at91 | |
| parent | cada638c2f116ce79973824d3bf088799625f624 (diff) | |
| download | barebox-6973cc46caac5051f48dab41f92f32cb70531c51.tar.gz barebox-6973cc46caac5051f48dab41f92f32cb70531c51.tar.xz | |
ARM: at91: constify struct at91_ddramc_register parameters
The SDRAM config passed as struct at91_ddramc_register is read-only,
so make it const everywhere to document and enforce this.
Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-at91')
| -rw-r--r-- | arch/arm/mach-at91/ddramc_ll.c | 6 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/ddramc.h | 6 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/sama5d2-sip-ddramc.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/sama5d2_ll.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-at91/sama5d2_ll.c | 2 |
5 files changed, 9 insertions, 9 deletions
diff --git a/arch/arm/mach-at91/ddramc_ll.c b/arch/arm/mach-at91/ddramc_ll.c index 4768fdcd62..77d03720cc 100644 --- a/arch/arm/mach-at91/ddramc_ll.c +++ b/arch/arm/mach-at91/ddramc_ll.c @@ -12,7 +12,7 @@ void at91_ddram_initialize(void __iomem *base_address, void __iomem *ram_address, - struct at91_ddramc_register *ddramc_config) + const struct at91_ddramc_register *ddramc_config) { unsigned long ba_offset; unsigned long cr = 0; @@ -235,7 +235,7 @@ void at91_ddram_initialize(void __iomem *base_address, void at91_lpddr2_sdram_initialize(void __iomem *base_address, void __iomem *ram_address, - struct at91_ddramc_register *ddramc_config) + const struct at91_ddramc_register *ddramc_config) { unsigned long reg; @@ -386,7 +386,7 @@ void at91_lpddr2_sdram_initialize(void __iomem *base_address, void at91_lpddr1_sdram_initialize(void __iomem *base_address, void __iomem *ram_address, - struct at91_ddramc_register *ddramc_config) + const struct at91_ddramc_register *ddramc_config) { unsigned long ba_offset; diff --git a/arch/arm/mach-at91/include/mach/ddramc.h b/arch/arm/mach-at91/include/mach/ddramc.h index b929bf5f58..5d6f3a70b7 100644 --- a/arch/arm/mach-at91/include/mach/ddramc.h +++ b/arch/arm/mach-at91/include/mach/ddramc.h @@ -21,16 +21,16 @@ struct at91_ddramc_register { void at91_ddram_initialize(void __iomem *base_address, void __iomem *ram_address, - struct at91_ddramc_register *ddramc_config); + const struct at91_ddramc_register *ddramc_config); void at91_lpddr2_sdram_initialize(void __iomem *base_address, void __iomem *ram_address, - struct at91_ddramc_register *ddramc_config); + const struct at91_ddramc_register *ddramc_config); void at91_lpddr1_sdram_initialize(void __iomem *base_address, void __iomem *ram_address, - struct at91_ddramc_register *ddramc_config); + const struct at91_ddramc_register *ddramc_config); void __noreturn sama5d2_barebox_entry(unsigned int r4, void *boarddata); diff --git a/arch/arm/mach-at91/include/mach/sama5d2-sip-ddramc.h b/arch/arm/mach-at91/include/mach/sama5d2-sip-ddramc.h index 35c92c43fc..6a75ac71fc 100644 --- a/arch/arm/mach-at91/include/mach/sama5d2-sip-ddramc.h +++ b/arch/arm/mach-at91/include/mach/sama5d2-sip-ddramc.h @@ -11,7 +11,7 @@ static inline void sama5d2_d1g_ddrconf(void) /* DDR2 1Gbit SDRAM */ { - struct at91_ddramc_register conf = { + const struct at91_ddramc_register conf = { .mdr = AT91_DDRC2_DBW_16_BITS | AT91_DDRC2_MD_DDR2_SDRAM, .cr = AT91_DDRC2_NC_DDR10_SDR9 | AT91_DDRC2_NR_13 | diff --git a/arch/arm/mach-at91/include/mach/sama5d2_ll.h b/arch/arm/mach-at91/include/mach/sama5d2_ll.h index 96f3bc5452..244b1a7065 100644 --- a/arch/arm/mach-at91/include/mach/sama5d2_ll.h +++ b/arch/arm/mach-at91/include/mach/sama5d2_ll.h @@ -25,7 +25,7 @@ static inline void sama5d2_udelay_init(unsigned int msc) } -void sama5d2_ddr2_init(struct at91_ddramc_register *ddramc_reg_config); +void sama5d2_ddr2_init(const struct at91_ddramc_register *ddramc_reg_config); static inline int sama5d2_pmc_enable_generic_clock(unsigned int periph_id, unsigned int clk_source, diff --git a/arch/arm/mach-at91/sama5d2_ll.c b/arch/arm/mach-at91/sama5d2_ll.c index c3b5061777..3366a50e8f 100644 --- a/arch/arm/mach-at91/sama5d2_ll.c +++ b/arch/arm/mach-at91/sama5d2_ll.c @@ -18,7 +18,7 @@ #define sama5d2_pmc_write(off, val) writel(val, SAMA5D2_BASE_PMC + off) #define sama5d2_pmc_read(off) readl(SAMA5D2_BASE_PMC + off) -void sama5d2_ddr2_init(struct at91_ddramc_register *ddramc_reg_config) +void sama5d2_ddr2_init(const struct at91_ddramc_register *ddramc_reg_config) { unsigned int reg; |