[PATCH 5/7] ARM: i.MX: export imx9_ddrc_sdram_size()
Sascha Hauer
s.hauer at pengutronix.de
Fri Jan 19 06:24:11 PST 2024
imx9_ddrc_sdram_size() will be needed by upcoming i.MX93 scratch space
support, so export it.
Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
arch/arm/mach-imx/esdctl.c | 7 ++++---
include/mach/imx/esdctl.h | 1 +
2 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/arch/arm/mach-imx/esdctl.c b/arch/arm/mach-imx/esdctl.c
index 2dc858c87f..9c2c4b105d 100644
--- a/arch/arm/mach-imx/esdctl.c
+++ b/arch/arm/mach-imx/esdctl.c
@@ -563,8 +563,9 @@ static int imx8mn_ddrc_add_mem(void *mmdcbase, struct imx_esdctl_data *data)
#define IMX9_DDRC_CS_COL_BITS GENMASK(2, 0)
#define IMX9_DDRC_CS_EN BIT(31)
-static resource_size_t imx9_ddrc_sdram_size(void __iomem *mmdcbase)
+resource_size_t imx9_ddrc_sdram_size(void)
{
+ void __iomem *mmdcbase = IOMEM(MX9_DDR_CTL_BASE);
int width = 2;
int banks = 8;
unsigned long mem = 0;
@@ -593,7 +594,7 @@ static resource_size_t imx9_ddrc_sdram_size(void __iomem *mmdcbase)
static int imx9_ddrc_add_mem(void *mmdcbase, struct imx_esdctl_data *data)
{
- return arm_add_mem_device("ram0", data->base0, imx9_ddrc_sdram_size(mmdcbase));
+ return arm_add_mem_device("ram0", data->base0, imx9_ddrc_sdram_size());
}
static resource_size_t imx7d_ddrc_sdram_size(void __iomem *ddrc)
@@ -1047,5 +1048,5 @@ void __noreturn imx7d_barebox_entry(void *boarddata)
void __noreturn imx93_barebox_entry(void *boarddata)
{
barebox_arm_entry(MX9_DDR_CSD1_BASE_ADDR,
- imx9_ddrc_sdram_size(IOMEM(MX9_DDR_CTL_BASE)), boarddata);
+ imx9_ddrc_sdram_size(), boarddata);
}
diff --git a/include/mach/imx/esdctl.h b/include/mach/imx/esdctl.h
index 4898a3e682..d79bf17959 100644
--- a/include/mach/imx/esdctl.h
+++ b/include/mach/imx/esdctl.h
@@ -152,6 +152,7 @@ void __noreturn imx93_barebox_entry(void *boarddata);
#define imx6sx_barebox_entry(boarddata) imx6ul_barebox_entry(boarddata)
void imx_esdctl_disable(void);
resource_size_t imx8m_barebox_earlymem_size(unsigned buswidth);
+resource_size_t imx9_ddrc_sdram_size(void);
#endif
#endif /* __MACH_ESDCTL_V2_H */
--
2.39.2
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