diff options
Diffstat (limited to 'package/boot/uboot-mvebu/patches/134-arm-mvebu-Espressobin-Set-environment-variable-fdtfi.patch')
| -rw-r--r-- | package/boot/uboot-mvebu/patches/134-arm-mvebu-Espressobin-Set-environment-variable-fdtfi.patch | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/package/boot/uboot-mvebu/patches/134-arm-mvebu-Espressobin-Set-environment-variable-fdtfi.patch b/package/boot/uboot-mvebu/patches/134-arm-mvebu-Espressobin-Set-environment-variable-fdtfi.patch deleted file mode 100644 index fd270ddae2..0000000000 --- a/package/boot/uboot-mvebu/patches/134-arm-mvebu-Espressobin-Set-environment-variable-fdtfi.patch +++ /dev/null @@ -1,100 +0,0 @@ -From d59406482c1847959305a986376b35e57da28e69 Mon Sep 17 00:00:00 2001 -From: Andre Heider <a.heider@gmail.com> -Date: Sat, 5 Sep 2020 12:45:59 +0200 -Subject: [PATCH] arm: mvebu: Espressobin: Set environment variable fdtfile - -Required for the generic distro mechanism. - -Linux ships with 4 variants: -marvell/armada-3720-espressobin-v7-emmc.dtb -marvell/armada-3720-espressobin-v7.dtb -marvell/armada-3720-espressobin-emmc.dtb -marvell/armada-3720-espressobin.dtb - -Use available information to determine the appropriate filename. - -Tested on a v5 board without eMMC. - -Signed-off-by: Andre Heider <a.heider@gmail.com> ---- - board/Marvell/mvebu_armada-37xx/board.c | 47 +++++++++++++++++++++ - configs/mvebu_espressobin-88f3720_defconfig | 1 + - 2 files changed, 48 insertions(+) - ---- a/board/Marvell/mvebu_armada-37xx/board.c -+++ b/board/Marvell/mvebu_armada-37xx/board.c -@@ -5,6 +5,7 @@ - - #include <common.h> - #include <dm.h> -+#include <env.h> - #include <i2c.h> - #include <init.h> - #include <phy.h> -@@ -50,6 +51,22 @@ DECLARE_GLOBAL_DATA_PTR; - #define MVEBU_G2_SMI_PHY_CMD_REG (24) - #define MVEBU_G2_SMI_PHY_DATA_REG (25) - -+/* -+ * Memory Controller Registers -+ * -+ * Assembled based on public information: -+ * https://gitlab.nic.cz/turris/mox-boot-builder/-/blob/master/wtmi/main.c#L332-336 -+ * https://github.com/MarvellEmbeddedProcessors/mv-ddr-marvell/blob/mv_ddr-armada-18.12/drivers/mv_ddr_mc6.h#L309-L332 -+ * -+ * And checked against the written register values for the various topologies: -+ * https://github.com/MarvellEmbeddedProcessors/mv-ddr-marvell/blob/mv_ddr-armada-atf-mainline/a3700/mv_ddr_tim.h -+ */ -+#define A3700_CH0_MC_CTRL2_REG MVEBU_REGISTER(0x002c4) -+#define A3700_MC_CTRL2_SDRAM_TYPE_MASK 0xf -+#define A3700_MC_CTRL2_SDRAM_TYPE_OFFS 4 -+#define A3700_MC_CTRL2_SDRAM_TYPE_DDR3 2 -+#define A3700_MC_CTRL2_SDRAM_TYPE_DDR4 3 -+ - int board_early_init_f(void) - { - return 0; -@@ -63,6 +80,36 @@ int board_init(void) - return 0; - } - -+#ifdef CONFIG_BOARD_LATE_INIT -+int board_late_init(void) -+{ -+ bool ddr4, emmc; -+ -+ if (env_get("fdtfile")) -+ return 0; -+ -+ if (!of_machine_is_compatible("globalscale,espressobin")) -+ return 0; -+ -+ /* If the memory controller has been configured for DDR4, we're running on v7 */ -+ ddr4 = ((readl(A3700_CH0_MC_CTRL2_REG) >> A3700_MC_CTRL2_SDRAM_TYPE_OFFS) -+ & A3700_MC_CTRL2_SDRAM_TYPE_MASK) == A3700_MC_CTRL2_SDRAM_TYPE_DDR4; -+ -+ emmc = of_machine_is_compatible("globalscale,espressobin-emmc"); -+ -+ if (ddr4 && emmc) -+ env_set("fdtfile", "marvell/armada-3720-espressobin-v7-emmc.dtb"); -+ else if (ddr4) -+ env_set("fdtfile", "marvell/armada-3720-espressobin-v7.dtb"); -+ else if (emmc) -+ env_set("fdtfile", "marvell/armada-3720-espressobin-emmc.dtb"); -+ else -+ env_set("fdtfile", "marvell/armada-3720-espressobin.dtb"); -+ -+ return 0; -+} -+#endif -+ - /* Board specific AHCI / SATA enable code */ - int board_ahci_enable(void) - { ---- a/configs/mvebu_espressobin-88f3720_defconfig -+++ b/configs/mvebu_espressobin-88f3720_defconfig -@@ -84,3 +84,4 @@ CONFIG_USB_ETHER_RTL8152=y - CONFIG_USB_ETHER_SMSC95XX=y - CONFIG_SHA1=y - CONFIG_SHA256=y -+CONFIG_BOARD_LATE_INIT=y |