mach-snapdragon: allocate fastboot buffer dynamically

We don't know at build time where a sensible place for this is, allocate
it at runtime like the other variables.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>

diff --git a/arch/arm/mach-snapdragon/board.c b/arch/arm/mach-snapdragon/board.c
index 09de967b260e93d7638b79bd34b0771e509ac206..6dd39a6fbf3948b2a3be9ed67da6351b62bdfff9 100644 (file)
--- a/arch/arm/mach-snapdragon/board.c
+++ b/arch/arm/mach-snapdragon/board.c
@@ -411,6 +411,11 @@ void __weak qcom_late_init(void)
 }
 
 #define KERNEL_COMP_SIZE       SZ_64M
+#ifdef CONFIG_FASTBOOT_BUF_SIZE
+#define FASTBOOT_BUF_SIZE CONFIG_FASTBOOT_BUF_SIZE
+#else
+#define FASTBOOT_BUF_SIZE 0
+#endif
 
 #define addr_alloc(size) lmb_alloc(size, SZ_2M)
 
@@ -424,6 +429,8 @@ int board_late_init(void)
        status |= env_set_hex("ramdisk_addr_r", addr_alloc(SZ_128M));
        status |= env_set_hex("kernel_comp_addr_r", addr_alloc(KERNEL_COMP_SIZE));
        status |= env_set_hex("kernel_comp_size", KERNEL_COMP_SIZE);
+       if (IS_ENABLED(CONFIG_FASTBOOT))
+               status |= env_set_hex("fastboot_addr_r", addr_alloc(FASTBOOT_BUF_SIZE));
        status |= env_set_hex("scriptaddr", addr_alloc(SZ_4M));
        status |= env_set_hex("pxefile_addr_r", addr_alloc(SZ_4M));
        status |= env_set_hex("fdt_addr_r", addr_alloc(SZ_2M));