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authorÁlvaro Fernández Rojas <noltari@gmail.com>2019-12-23 17:25:19 +0100
committerÁlvaro Fernández Rojas <noltari@gmail.com>2019-12-24 18:49:49 +0100
commitc2308a7e4adbb2acc8ff149f91d1ca46801c135e (patch)
treeffc720dc7c05c331d6569fc3c2f0772fb375e419 /target/linux/brcm2708/patches-4.19/950-0717-clk-bcm2835-Add-BCM2711_CLOCK_EMMC2-support.patch
parent67dcc43f3a22dc3a7ac07a7065971b426feeb043 (diff)
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brcm2708: update to latest patches from RPi Foundation
Also removes reverted patches. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0717-clk-bcm2835-Add-BCM2711_CLOCK_EMMC2-support.patch')
-rw-r--r--target/linux/brcm2708/patches-4.19/950-0717-clk-bcm2835-Add-BCM2711_CLOCK_EMMC2-support.patch91
1 files changed, 91 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0717-clk-bcm2835-Add-BCM2711_CLOCK_EMMC2-support.patch b/target/linux/brcm2708/patches-4.19/950-0717-clk-bcm2835-Add-BCM2711_CLOCK_EMMC2-support.patch
new file mode 100644
index 0000000000..8d4b7c9e0b
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.19/950-0717-clk-bcm2835-Add-BCM2711_CLOCK_EMMC2-support.patch
@@ -0,0 +1,91 @@
+From b4c6046e1c55ddf211215191be9ea6316238889b Mon Sep 17 00:00:00 2001
+From: Stefan Wahren <wahrenst@gmx.net>
+Date: Fri, 20 Sep 2019 07:27:03 +0200
+Subject: [PATCH] clk: bcm2835: Add BCM2711_CLOCK_EMMC2 support
+
+commit 42de9ad400afadd41ee027b5feef234a2d2918b9 upstream.
+
+The new BCM2711 supports an additional clock for the emmc2 block.
+So add a new compatible and register this clock only for BCM2711.
+
+Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
+Reviewed-by: Matthias Brugger <mbrugger@suse.com>
+Acked-by: Eric Anholt <eric@anholt.net>
+Reviewed-by: Eric Anholt <eric@anholt.net>
+---
+ arch/arm/boot/dts/bcm2838.dtsi | 1 +
+ drivers/clk/bcm/clk-bcm2835.c | 20 +++++++++++++++++++-
+ include/dt-bindings/clock/bcm2835.h | 2 ++
+ 3 files changed, 22 insertions(+), 1 deletion(-)
+
+--- a/arch/arm/boot/dts/bcm2838.dtsi
++++ b/arch/arm/boot/dts/bcm2838.dtsi
+@@ -210,7 +210,7 @@
+ compatible = "brcm,bcm2711-emmc2";
+ status = "okay";
+ interrupts = <GIC_SPI 126 IRQ_TYPE_LEVEL_HIGH>;
+- clocks = <&clocks BCM2838_CLOCK_EMMC2>;
++ clocks = <&clocks BCM2711_CLOCK_EMMC2>;
+ reg = <0x7e340000 0x100>;
+ };
+
+--- a/drivers/clk/bcm/clk-bcm2835.c
++++ b/drivers/clk/bcm/clk-bcm2835.c
+@@ -124,6 +124,8 @@
+ #define CM_AVEODIV 0x1bc
+ #define CM_EMMCCTL 0x1c0
+ #define CM_EMMCDIV 0x1c4
++#define CM_EMMC2CTL 0x1d0
++#define CM_EMMC2DIV 0x1d4
+
+ /* General bits for the CM_*CTL regs */
+ # define CM_ENABLE BIT(4)
+@@ -302,7 +304,8 @@
+ #define VCMSG_ID_CORE_CLOCK 4
+
+ #define SOC_BCM2835 BIT(0)
+-#define SOC_ALL (SOC_BCM2835)
++#define SOC_BCM2711 BIT(1)
++#define SOC_ALL (SOC_BCM2835 | SOC_BCM2711)
+
+ /*
+ * Names of clocks used within the driver that need to be replaced
+@@ -2102,6 +2105,16 @@ static const struct bcm2835_clk_desc clk
+ .frac_bits = 8,
+ .tcnt_mux = 39),
+
++ /* EMMC2 clock (only available for BCM2711) */
++ [BCM2711_CLOCK_EMMC2] = REGISTER_PER_CLK(
++ SOC_BCM2711,
++ .name = "emmc2",
++ .ctl_reg = CM_EMMC2CTL,
++ .div_reg = CM_EMMC2DIV,
++ .int_bits = 4,
++ .frac_bits = 8,
++ .tcnt_mux = 42),
++
+ /* General purpose (GPIO) clocks */
+ [BCM2835_CLOCK_GP0] = REGISTER_PER_CLK(
+ SOC_ALL,
+@@ -2376,8 +2389,13 @@ static const struct cprman_plat_data cpr
+ .soc = SOC_BCM2835,
+ };
+
++static const struct cprman_plat_data cprman_bcm2711_plat_data = {
++ .soc = SOC_BCM2711,
++};
++
+ static const struct of_device_id bcm2835_clk_of_match[] = {
+ { .compatible = "brcm,bcm2835-cprman", .data = &cprman_bcm2835_plat_data },
++ { .compatible = "brcm,bcm2711-cprman", .data = &cprman_bcm2711_plat_data },
+ {}
+ };
+ MODULE_DEVICE_TABLE(of, bcm2835_clk_of_match);
+--- a/include/dt-bindings/clock/bcm2835.h
++++ b/include/dt-bindings/clock/bcm2835.h
+@@ -66,3 +66,5 @@
+ #define BCM2835_CLOCK_DSI1E 48
+ #define BCM2835_CLOCK_DSI0P 49
+ #define BCM2835_CLOCK_DSI1P 50
++
++#define BCM2711_CLOCK_EMMC2 51