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rockchip: rk322x: enable fastboot to set boot mode tag
To support fastboot "fastboot reboot-bootloader" cmd. Signed-off-by: Kever Yang <kever.yang@rock-chips.com> Reviewed-by: Simon Glass <sjg@chromium.org> Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
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@ -7,6 +7,7 @@
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#include <clk.h>
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#include <dm.h>
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#include <ram.h>
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#include <syscon.h>
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#include <asm/io.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/periph.h>
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@ -136,3 +137,17 @@ int board_usb_cleanup(int index, enum usb_init_type init)
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return 0;
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}
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#endif
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#if defined(CONFIG_USB_FUNCTION_FASTBOOT)
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int fb_set_reboot_flag(void)
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{
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struct rk322x_grf *grf;
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printf("Setting reboot to fastboot flag ...\n");
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grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
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/* Set boot mode to fastboot */
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writel(BOOT_FASTBOOT, &grf->os_reg[0]);
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return 0;
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}
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#endif
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