X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=board%2Fraspberrypi%2Frpi%2Frpi.c;h=0c7d58d18db2d21a628d16f8b07e6320da94b4b2;hb=e908d20fcbd847e17345591fc171b59d9a156516;hp=649127c5bf06828029e8defc57ea0eadc67a6ee4;hpb=d1e15041abf3ccd38169ae7aa8736f78200f8ee3;p=platform%2Fkernel%2Fu-boot.git

diff --git a/board/raspberrypi/rpi/rpi.c b/board/raspberrypi/rpi/rpi.c
index 649127c..0c7d58d 100644
--- a/board/raspberrypi/rpi/rpi.c
+++ b/board/raspberrypi/rpi/rpi.c
@@ -6,10 +6,11 @@
 #include <common.h>
 #include <config.h>
 #include <dm.h>
-#include <environment.h>
+#include <env.h>
 #include <efi_loader.h>
 #include <fdt_support.h>
 #include <fdt_simplefb.h>
+#include <init.h>
 #include <lcd.h>
 #include <memalign.h>
 #include <mmc.h>
@@ -27,8 +28,11 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-/* From lowlevel_init.S */
-extern unsigned long fw_dtb_pointer;
+/* Assigned in lowlevel_init.S
+ * Push the variable into the .data section so that it
+ * does not get cleared later.
+ */
+unsigned long __section(".data") fw_dtb_pointer;
 
 /* TODO(sjg@chromium.org): Move these to the msg.c file */
 struct msg_get_arm_mem {
@@ -68,14 +72,7 @@ struct msg_get_clock_rate {
 #endif
 
 /*
- * http://raspberryalphaomega.org.uk/2013/02/06/automatic-raspberry-pi-board-revision-detection-model-a-b1-and-b2/
- * http://www.raspberrypi.org/forums/viewtopic.php?f=63&t=32733
- * http://git.drogon.net/?p=wiringPi;a=blob;f=wiringPi/wiringPi.c;h=503151f61014418b9c42f4476a6086f75cd4e64b;hb=refs/heads/master#l922
- *
- * In http://lists.denx.de/pipermail/u-boot/2016-January/243752.html
- * ("[U-Boot] [PATCH] rpi: fix up Model B entries") Dom Cobley at the RPi
- * Foundation stated that the following source was accurate:
- * https://github.com/AndrewFromMelbourne/raspberry_pi_revision
+ * https://www.raspberrypi.org/documentation/hardware/raspberrypi/revision-codes/README.md
  */
 struct rpi_model {
 	const char *name;
@@ -145,6 +142,31 @@ static const struct rpi_model rpi_models_new_scheme[] = {
 		DTB_DIR "bcm2837-rpi-3-b-plus.dtb",
 		true,
 	},
+	[0xE] = {
+		"3 Model A+",
+		DTB_DIR "bcm2837-rpi-3-a-plus.dtb",
+		false,
+	},
+	[0x10] = {
+		"Compute Module 3+",
+		DTB_DIR "bcm2837-rpi-cm3.dtb",
+		false,
+	},
+	[0x11] = {
+		"4 Model B",
+		DTB_DIR "bcm2711-rpi-4-b.dtb",
+		true,
+	},
+	[0x13] = {
+		"400",
+		DTB_DIR "bcm2711-rpi-400.dtb",
+		true,
+	},
+	[0x14] = {
+		"Compute Module 4",
+		DTB_DIR "bcm2711-rpi-cm4.dtb",
+		true,
+	},
 };
 
 static const struct rpi_model rpi_models_old_scheme[] = {
@@ -240,30 +262,6 @@ static uint32_t rev_scheme;
 static uint32_t rev_type;
 static const struct rpi_model *model;
 
-#ifdef CONFIG_ARM64
-static struct mm_region bcm2837_mem_map[] = {
-	{
-		.virt = 0x00000000UL,
-		.phys = 0x00000000UL,
-		.size = 0x3f000000UL,
-		.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
-			 PTE_BLOCK_INNER_SHARE
-	}, {
-		.virt = 0x3f000000UL,
-		.phys = 0x3f000000UL,
-		.size = 0x01000000UL,
-		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
-			 PTE_BLOCK_NON_SHARE |
-			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
-	}, {
-		/* List terminator */
-		0,
-	}
-};
-
-struct mm_region *mem_map = bcm2837_mem_map;
-#endif
-
 int dram_init(void)
 {
 	ALLOC_CACHE_ALIGN_BUFFER(struct msg_get_arm_mem, msg, 1);
@@ -280,9 +278,29 @@ int dram_init(void)
 
 	gd->ram_size = msg->get_arm_mem.body.resp.mem_size;
 
+	/*
+	 * In some configurations the memory size returned by VideoCore
+	 * is not aligned to the section size, what is mandatory for
+	 * the u-boot's memory setup.
+	 */
+	gd->ram_size &= ~MMU_SECTION_SIZE;
+
 	return 0;
 }
 
+#ifdef CONFIG_OF_BOARD
+int dram_init_banksize(void)
+{
+	int ret;
+
+	ret = fdtdec_setup_memory_banksize();
+	if (ret)
+		return ret;
+
+	return fdtdec_setup_mem_size_base();
+}
+#endif
+
 static void set_fdtfile(void)
 {
 	const char *fdtfile;
@@ -401,7 +419,7 @@ int misc_init_r(void)
 	return 0;
 }
 
-static void get_board_rev(void)
+static void get_board_revision(void)
 {
 	ALLOC_CACHE_ALIGN_BUFFER(struct msg_get_board_rev, msg, 1);
 	int ret;
@@ -460,7 +478,7 @@ int board_init(void)
 	hw_watchdog_init();
 #endif
 
-	get_board_rev();
+	get_board_revision();
 
 	gd->bd->bi_boot_params = 0x100;
 
@@ -477,18 +495,18 @@ void *board_fdt_blob_setup(void)
 	return (void *)fw_dtb_pointer;
 }
 
-int ft_board_setup(void *blob, bd_t *bd)
+int ft_board_setup(void *blob, struct bd_info *bd)
 {
-	/*
-	 * For now, we simply always add the simplefb DT node. Later, we
-	 * should be more intelligent, and e.g. only do this if no enabled DT
-	 * node exists for the "real" graphics driver.
-	 */
-	lcd_dt_simplefb_add_node(blob);
+	int node;
+
+	node = fdt_node_offset_by_compatible(blob, -1, "simple-framebuffer");
+	if (node < 0)
+		lcd_dt_simplefb_add_node(blob);
 
 #ifdef CONFIG_EFI_LOADER
 	/* Reserve the spin table */
-	efi_add_memory_map(0, 1, EFI_RESERVED_MEMORY_TYPE, 0);
+	efi_add_memory_map(0, CONFIG_RPI_EFI_NR_SPIN_PAGES << EFI_PAGE_SHIFT,
+			   EFI_RESERVED_MEMORY_TYPE);
 #endif
 
 	return 0;