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board: Add support for r8s (Samsung Galaxy S20 FE)

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Add basic support for Galaxy S20 FE, based on the Exynos 990.

Signed-off-by: Denzeel Oliva <wachiturroxd150@gmail.com>
[added a commit message]
Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
This commit is contained in:
Denzeel Oliva 2024-12-01 22:16:01 +02:00 committed by Ivaylo Ivanov
parent eba7aec49d
commit b46bbd2a47
4 changed files with 74 additions and 0 deletions
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13
board/Kconfig
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@ -75,6 +75,13 @@ menu "Device Support"
depends on EXYNOS_9610
help
Say Y if you want to include support for Samsung Galaxy Tab S6 Lite
config SAMSUNG_R8S
bool "Support for Samsung Galaxy S20 FE"
default n
depends on EXYNOS_990
help
Say Y if you want to include support for Samsung Galaxy S20 FE
endmenu
menu "Device Specific Addresses"
@ -96,12 +103,14 @@ menu "Device Specific Addresses"
default 0x050000000 if SAMSUNG_J4LTE
default 0x090000000 if SAMSUNG_J5LTE
default 0x090000000 if SAMSUNG_GTA4XL
default 0x090000000 if SAMSUNG_R8S
config RAMDISK_ENTRY
hex "Ramdisk Entry Address"
default 0x082000000 if SAMSUNG_DREAMLTE
default 0x084000000 if SAMSUNG_C1S
default 0x084000000 if SAMSUNG_X1S
default 0x084000000 if SAMSUNG_R8S
config FRAMEBUFFER_BASE
hex "Framebuffer Base Address (for SimpleFB)"
@ -117,6 +126,7 @@ menu "Device Specific Addresses"
default 0x067000000 if SAMSUNG_J4LTE
default 0x08e000000 if SAMSUNG_J5LTE
default 0x0ca000000 if SAMSUNG_GTA4XL
default 0x0f1000000 if SAMSUNG_R8S
config FRAMEBUFFER_WIDTH
int "Framebuffer Width (for SimpleFB)"
@ -132,6 +142,7 @@ menu "Device Specific Addresses"
default 720 if SAMSUNG_J4LTE
default 720 if SAMSUNG_J5LTE
default 1200 if SAMSUNG_GTA4XL
default 1080 if SAMSUNG_R8S
config FRAMEBUFFER_HEIGHT
int "Framebuffer Height (for SimpleFB)"
@ -147,6 +158,7 @@ menu "Device Specific Addresses"
default 1280 if SAMSUNG_J4LTE
default 1280 if SAMSUNG_J5LTE
default 2000 if SAMSUNG_GTA4XL
default 2400 if SAMSUNG_R8S
config FRAMEBUFFER_STRIDE
int "Framebuffer Stride (for SimpleFB)"
@ -162,6 +174,7 @@ menu "Device Specific Addresses"
default 4 if SAMSUNG_J4LTE
default 3 if SAMSUNG_J5LTE
default 4 if SAMSUNG_GTA4XL
default 4 if SAMSUNG_R8S
config FRAMEBUFFER_BGRA
bool "Framebuffer BGRA (for SimpleFB)"

1
board/Makefile
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@ -9,3 +9,4 @@ lib-$(CONFIG_SAMSUNG_X1S) += samsung/board-x1s.o
lib-$(CONFIG_SAMSUNG_J5LTE) += samsung/board-j5lte.o
lib-$(CONFIG_SAMSUNG_J4LTE) += samsung/board-j4lte.o
lib-$(CONFIG_SAMSUNG_GTA4XL) += samsung/board-gta4xl.o
lib-$(CONFIG_SAMSUNG_R8S) += samsung/board-r8s.o

57
board/samsung/board-r8s.c Normal file
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@ -0,0 +1,57 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) Denzeel Oliva <wachiturroxd150@gmail.com>
* Copyright (c) 2024, Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
*/
#include <board.h>
#include <drivers/framework.h>
#include <lib/simplefb.h>
#define DECON_F_BASE 0x19050000
#define HW_SW_TRIG_CONTROL 0x70
void init_board_funcs(void *board)
{
/*
* Parsing the struct directly without restructing is
* broken as of Sep 29 2024
*/
struct {
const char *name;
int ops[BOARD_OP_EXIT];
} *board_restruct = board;
board_restruct->name = "R8S";
}
// Early initialization
int board_init(void)
{
/* Allow framebuffer to be written to */
*(int*) (DECON_F_BASE + HW_SW_TRIG_CONTROL) = 0x1281;
return 0;
}
// Late initialization
int board_late_init(void)
{
return 0;
}
int board_driver_setup(void)
{
struct {
int width;
int height;
int stride;
void *address;
} simplefb_data = {
.width = 1080,
.height = 2400,
.stride = 4,
.address = (void *)0xf1000000
};
REGISTER_DRIVER("simplefb", simplefb_probe, &simplefb_data);
return 0;
}

3
configs/r8s_defconfig Normal file
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@ -0,0 +1,3 @@
CONFIG_CROSS_COMPILE="aarch64-linux-gnu-"
CONFIG_EXYNOS_990=y
CONFIG_SAMSUNG_R8S=y