From: Patrick Delaunay Date: Mon, 25 May 2020 10:19:45 +0000 (+0200) Subject: arm: stm32mp: add weak function to save vddcore X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=4e62642aef59ef89e00fe05ef1c27f263d80bcf6;p=u-boot.git arm: stm32mp: add weak function to save vddcore Add a weak functions to save the vddcore voltage value provided in the OPP node when the clock tree is initialized. Signed-off-by: Patrick Delaunay Reviewed-by: Patrice Chotard --- diff --git a/arch/arm/mach-stm32mp/include/mach/sys_proto.h b/arch/arm/mach-stm32mp/include/mach/sys_proto.h index 4b6c7b8bdd..4149d3a133 100644 --- a/arch/arm/mach-stm32mp/include/mach/sys_proto.h +++ b/arch/arm/mach-stm32mp/include/mach/sys_proto.h @@ -48,3 +48,6 @@ void get_soc_name(char name[SOC_NAME_SIZE]); u32 get_bootmode(void); int setup_mac_address(void); + +/* board power management : configure vddcore according OPP */ +void board_vddcore_init(u32 voltage_mv); diff --git a/drivers/clk/clk_stm32mp1.c b/drivers/clk/clk_stm32mp1.c index 8acbad25f9..c8840b9e5f 100644 --- a/drivers/clk/clk_stm32mp1.c +++ b/drivers/clk/clk_stm32mp1.c @@ -1229,6 +1229,10 @@ bool stm32mp1_supports_opp(u32 opp_id, u32 cpu_type) } } +__weak void board_vddcore_init(u32 voltage_mv) +{ +} + /* * gets OPP parameters (frequency in KHz and voltage in mV) from * an OPP table subnode. Platform HW support capabilities are also checked. @@ -1306,6 +1310,7 @@ int stm32mp1_get_max_opp_freq(struct stm32mp1_clk_priv *priv, u64 *freq_hz) return -FDT_ERR_NOTFOUND; *freq_hz = (u64)1000U * freq; + board_vddcore_init(voltage); return 0; }