imx8m_ddrc_sdram_size() returns the full memory size whereas imx8m_barebox_earlymem_size() limits the size to 4GiB.
This can be useful in cases like fixing up the FDT memory size for OP-TEE which uses the information to configure the TZASC accordingly. Reviewed-by: Ahmad Fatoum <[email protected]> Signed-off-by: Marco Felsch <[email protected]> --- arch/arm/mach-imx/esdctl.c | 2 +- include/mach/imx/esdctl.h | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-imx/esdctl.c b/arch/arm/mach-imx/esdctl.c index d89755f672b5e12e6be44dae14b58931548dd889..e4b4ca561094e2dac99f475b93efc8fc7e962d9e 100644 --- a/arch/arm/mach-imx/esdctl.c +++ b/arch/arm/mach-imx/esdctl.c @@ -468,7 +468,7 @@ static void imx_ddrc_set_mstr_device_config(u32 *mstr, unsigned bits) *mstr |= FIELD_PREP(DDRC_MSTR_DEVICE_CONFIG, fls(bits / 8)); } -static resource_size_t imx8m_ddrc_sdram_size(unsigned buswidth) +resource_size_t imx8m_ddrc_sdram_size(unsigned buswidth) { void __iomem *ddrc = IOMEM(MX8M_DDRC_CTL_BASE_ADDR); const u32 addrmap[DDRC_ADDRMAP_LENGTH] = { diff --git a/include/mach/imx/esdctl.h b/include/mach/imx/esdctl.h index 97bd444b1a4ca2defdeb9f82180c0366296a32a0..47fb665a861bf2105b4d606ea1672caf27d8e285 100644 --- a/include/mach/imx/esdctl.h +++ b/include/mach/imx/esdctl.h @@ -153,6 +153,7 @@ void __noreturn imx93_barebox_entry(void *boarddata); void imx_esdctl_disable(void); resource_size_t imx6_get_mmdc_sdram_size(void); resource_size_t imx8m_barebox_earlymem_size(unsigned buswidth); +resource_size_t imx8m_ddrc_sdram_size(unsigned buswidth); resource_size_t imx9_ddrc_sdram_size(void); #endif -- 2.47.3
