[PATCH 0/5] Enable AVS support for AM68, AM69 and J784S4
This series adds AVS support for AM68 SK, AM69 SK and J784S4 EVM.
Boot logs: https://gist.github.com/nehamalcom/db5dbf98357ebac46f648c24ad1a17e2
Neha Malcom Francis (4): arm: dts: k3-j784s4-r5: Add VTM node to R5 stage arm: dts: k3-am68-sk-r5-base-board: Add VTM node to R5 stage arch: arm: mach-k3: j784s4_init: Probe AVS driver configs: j784s4_evm_r5_defconfig: Enable AVS
Udit Kumar (1): configs: am68_sk_r5: Add AVS Configs
arch/arm/dts/k3-am68-sk-r5-base-board.dts | 5 +++++ arch/arm/dts/k3-j784s4-r5.dtsi | 6 ++++++ arch/arm/mach-k3/j784s4/j784s4_init.c | 10 ++++++++++ configs/am68_sk_r5_defconfig | 3 ++- configs/j784s4_evm_r5_defconfig | 4 ++++ 5 files changed, 27 insertions(+), 1 deletion(-)
Add VTM node to R5 boot stage so that AVS gets correctly configured for J784S4 EVM and AM69 SK.
Signed-off-by: Neha Malcom Francis n-francis@ti.com --- arch/arm/dts/k3-j784s4-r5.dtsi | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/arch/arm/dts/k3-j784s4-r5.dtsi b/arch/arm/dts/k3-j784s4-r5.dtsi index 0cd0ccc2dea..8bd863e8fcb 100644 --- a/arch/arm/dts/k3-j784s4-r5.dtsi +++ b/arch/arm/dts/k3-j784s4-r5.dtsi @@ -104,3 +104,9 @@ &mcu_udmap { ti,sci = <&dm_tifs>; }; + +&wkup_vtm0 { + bootph-pre-ram; + vdd-supply-2 = <&tps62873a>; +}; +
Add the VTM node to the R5 boot stage so that AVS is correctly configured for AM68 SK.
Signed-off-by: Neha Malcom Francis n-francis@ti.com --- arch/arm/dts/k3-am68-sk-r5-base-board.dts | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/arm/dts/k3-am68-sk-r5-base-board.dts b/arch/arm/dts/k3-am68-sk-r5-base-board.dts index 3b2d7af2e52..b61d22b3b4b 100644 --- a/arch/arm/dts/k3-am68-sk-r5-base-board.dts +++ b/arch/arm/dts/k3-am68-sk-r5-base-board.dts @@ -10,3 +10,8 @@ #include "k3-j721s2-ddr.dtsi" #include "k3-am68-sk-base-board-u-boot.dtsi" #include "k3-j721s2-r5.dtsi" + +&wkup_vtm0 { + bootph-pre-ram; + vdd-supply-2 = <&tps62873a>; +};
Hi Neha,
On 16:27-20241118, Neha Malcom Francis wrote:
Add the VTM node to the R5 boot stage so that AVS is correctly configured for AM68 SK.
Signed-off-by: Neha Malcom Francis n-francis@ti.com
arch/arm/dts/k3-am68-sk-r5-base-board.dts | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/arm/dts/k3-am68-sk-r5-base-board.dts b/arch/arm/dts/k3-am68-sk-r5-base-board.dts index 3b2d7af2e52..b61d22b3b4b 100644 --- a/arch/arm/dts/k3-am68-sk-r5-base-board.dts +++ b/arch/arm/dts/k3-am68-sk-r5-base-board.dts @@ -10,3 +10,8 @@ #include "k3-j721s2-ddr.dtsi" #include "k3-am68-sk-base-board-u-boot.dtsi" #include "k3-j721s2-r5.dtsi"
+&wkup_vtm0 {
- bootph-pre-ram;
- vdd-supply-2 = <&tps62873a>;
+};
Reviewed-by: Manorit Chawdhry m-chawdhry@ti.com
Regards, Manorit
-- 2.34.1
Probe the AVS driver to set the AVS voltage.
Signed-off-by: Neha Malcom Francis n-francis@ti.com --- arch/arm/mach-k3/j784s4/j784s4_init.c | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/arch/arm/mach-k3/j784s4/j784s4_init.c b/arch/arm/mach-k3/j784s4/j784s4_init.c index 07b5d7d7504..8a41cd3bb50 100644 --- a/arch/arm/mach-k3/j784s4/j784s4_init.c +++ b/arch/arm/mach-k3/j784s4/j784s4_init.c @@ -233,9 +233,19 @@ void k3_mem_init(void)
void board_init_f(ulong dummy) { + struct udevice *dev; + int ret; + k3_spl_init(); k3_mem_init();
+ if (IS_ENABLED(CONFIG_CPU_V7R) && IS_ENABLED(CONFIG_K3_AVS0)) { + ret = uclass_get_device_by_driver(UCLASS_MISC, DM_DRIVER_GET(k3_avs), + &dev); + if (ret) + printf("AVS init failed: %d\n", ret); + } + if (IS_ENABLED(CONFIG_CPU_V7R)) setup_navss_nb();
Hi Neha,
On 16:27-20241118, Neha Malcom Francis wrote:
Probe the AVS driver to set the AVS voltage.
Signed-off-by: Neha Malcom Francis n-francis@ti.com
arch/arm/mach-k3/j784s4/j784s4_init.c | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/arch/arm/mach-k3/j784s4/j784s4_init.c b/arch/arm/mach-k3/j784s4/j784s4_init.c index 07b5d7d7504..8a41cd3bb50 100644 --- a/arch/arm/mach-k3/j784s4/j784s4_init.c +++ b/arch/arm/mach-k3/j784s4/j784s4_init.c @@ -233,9 +233,19 @@ void k3_mem_init(void)
void board_init_f(ulong dummy) {
struct udevice *dev;
int ret;
k3_spl_init(); k3_mem_init();
if (IS_ENABLED(CONFIG_CPU_V7R) && IS_ENABLED(CONFIG_K3_AVS0)) {
ret = uclass_get_device_by_driver(UCLASS_MISC, DM_DRIVER_GET(k3_avs),&dev);if (ret)printf("AVS init failed: %d\n", ret);}
Reviewed-by: Manorit Chawdhry m-chawdhry@ti.com
Regards, Manorit
if (IS_ENABLED(CONFIG_CPU_V7R)) setup_navss_nb();
-- 2.34.1
Enable AVS support on J784S4 along with regulator.
Signed-off-by: Neha Malcom Francis n-francis@ti.com --- configs/j784s4_evm_r5_defconfig | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/configs/j784s4_evm_r5_defconfig b/configs/j784s4_evm_r5_defconfig index 0b5441fa023..0a55f75bbe5 100644 --- a/configs/j784s4_evm_r5_defconfig +++ b/configs/j784s4_evm_r5_defconfig @@ -145,3 +145,7 @@ CONFIG_FS_FAT_MAX_CLUSTSIZE=16384 CONFIG_PANIC_HANG=y CONFIG_LIB_RATIONAL=y CONFIG_SPL_LIB_RATIONAL=y +CONFIG_K3_AVS0=y +CONFIG_DM_REGULATOR=y +CONFIG_SPL_DM_REGULATOR=y +CONFIG_SPL_DM_REGULATOR_TPS6287X=y
From: Udit Kumar u-kumar1@ti.com
Add AVS and PMIC regulator configs
Signed-off-by: Udit Kumar u-kumar1@ti.com --- configs/am68_sk_r5_defconfig | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/configs/am68_sk_r5_defconfig b/configs/am68_sk_r5_defconfig index f4800ef1b8a..81fa58743da 100644 --- a/configs/am68_sk_r5_defconfig +++ b/configs/am68_sk_r5_defconfig @@ -5,10 +5,11 @@ CONFIG_ARCH_K3=y CONFIG_SOC_K3_J721S2=y CONFIG_TARGET_J721S2_R5_EVM=y
-CONFIG_K3_AVS0=n CONFIG_DM_REGULATOR_TPS65941=n CONFIG_PMIC_TPS65941=n
+CONFIG_SPL_DM_REGULATOR_TPS6287X=y + CONFIG_DEFAULT_DEVICE_TREE="k3-am68-sk-r5-base-board" CONFIG_SPL_OF_LIST="k3-am68-sk-r5-base-board" CONFIG_OF_LIST="k3-am68-sk-r5-base-board"
Hi Neha,
On 16:27-20241118, Neha Malcom Francis wrote:
This series adds AVS support for AM68 SK, AM69 SK and J784S4 EVM.
Boot logs: https://gist.github.com/nehamalcom/db5dbf98357ebac46f648c24ad1a17e2
Neha Malcom Francis (4): arm: dts: k3-j784s4-r5: Add VTM node to R5 stage arm: dts: k3-am68-sk-r5-base-board: Add VTM node to R5 stage arch: arm: mach-k3: j784s4_init: Probe AVS driver configs: j784s4_evm_r5_defconfig: Enable AVS
Udit Kumar (1): configs: am68_sk_r5: Add AVS Configs
arch/arm/dts/k3-am68-sk-r5-base-board.dts | 5 +++++ arch/arm/dts/k3-j784s4-r5.dtsi | 6 ++++++ arch/arm/mach-k3/j784s4/j784s4_init.c | 10 ++++++++++ configs/am68_sk_r5_defconfig | 3 ++- configs/j784s4_evm_r5_defconfig | 4 ++++ 5 files changed, 27 insertions(+), 1 deletion(-)
For the series:
Reviewed-by: Manorit Chawdhry m-chawdhry@ti.com
Regards, Manorit
-- 2.34.1
On Mon, 18 Nov 2024 16:27:09 +0530, Neha Malcom Francis wrote:
This series adds AVS support for AM68 SK, AM69 SK and J784S4 EVM.
Boot logs: https://gist.github.com/nehamalcom/db5dbf98357ebac46f648c24ad1a17e2
Neha Malcom Francis (4): arm: dts: k3-j784s4-r5: Add VTM node to R5 stage arm: dts: k3-am68-sk-r5-base-board: Add VTM node to R5 stage arch: arm: mach-k3: j784s4_init: Probe AVS driver configs: j784s4_evm_r5_defconfig: Enable AVS
[...]
Applied to u-boot/next, thanks!
participants (3)
-
Manorit Chawdhry -
Neha Malcom Francis -
Tom Rini