[PATCH] bbu: imx-bbu-internal: add i.MX51 SPI/I2C flash handler

Lucas Stach l.stach at pengutronix.de
Mon May 7 07:49:44 PDT 2018


Signed-off-by: Lucas Stach <l.stach at pengutronix.de>
---
 arch/arm/mach-imx/imx-bbu-internal.c | 14 ++++++++++++++
 arch/arm/mach-imx/include/mach/bbu.h |  9 +++++++++
 2 files changed, 23 insertions(+)

diff --git a/arch/arm/mach-imx/imx-bbu-internal.c b/arch/arm/mach-imx/imx-bbu-internal.c
index d03be7248742..c7375ff52aee 100644
--- a/arch/arm/mach-imx/imx-bbu-internal.c
+++ b/arch/arm/mach-imx/imx-bbu-internal.c
@@ -490,6 +490,20 @@ int imx51_bbu_internal_mmc_register_handler(const char *name, char *devicefile,
 	return __register_handler(imx_handler);
 }
 
+int imx51_bbu_internal_spi_i2c_register_handler(const char *name,
+		char *devicefile, unsigned long flags)
+{
+	struct imx_internal_bbu_handler *imx_handler;
+
+	imx_handler = __init_handler(name, devicefile, flags);
+	imx_handler->flash_header_offset = FLASH_HEADER_OFFSET_MMC;
+
+	imx_handler->flags = IMX_INTERNAL_FLAG_ERASE;
+	imx_handler->handler.handler = imx_bbu_internal_v1_update;
+
+	return __register_handler(imx_handler);
+}
+
 /*
  * Register an i.MX53 internal boot update handler for MMC/SD
  */
diff --git a/arch/arm/mach-imx/include/mach/bbu.h b/arch/arm/mach-imx/include/mach/bbu.h
index 15bdbe1bec0d..bde3e02d2790 100644
--- a/arch/arm/mach-imx/include/mach/bbu.h
+++ b/arch/arm/mach-imx/include/mach/bbu.h
@@ -12,6 +12,9 @@ struct imx_dcd_v2_entry;
 int imx51_bbu_internal_mmc_register_handler(const char *name, char *devicefile,
 		unsigned long flags);
 
+int imx51_bbu_internal_spi_i2c_register_handler(const char *name,
+		char *devicefile, unsigned long flags);
+
 int imx53_bbu_internal_mmc_register_handler(const char *name, char *devicefile,
 		unsigned long flags);
 
@@ -41,6 +44,12 @@ static inline int imx51_bbu_internal_mmc_register_handler(const char *name, char
 	return -ENOSYS;
 }
 
+static inline int imx51_bbu_internal_spi_i2c_register_handler(const char *name,
+		char *devicefile, unsigned long flags)
+{
+	return -ENOSYS;
+}
+
 static inline int imx53_bbu_internal_mmc_register_handler(const char *name, char *devicefile,
 		unsigned long flags)
 {
-- 
2.17.0




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