[MIPS] rbtx4938: Convert SPI codes to use generic SPI drivers

Use rtc-rs5c348 and at25 spi protocol driver and spi_txx9 spi
controller driver instead of platform dependent codes.

This patch also removes dependencies to old RTC interfaces such as
rtc_mips_get_time, etc.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 51 insertions, 3 deletions

diff --git a/arch/mips/configs/rbhma4500_defconfig b/arch/mips/configs/rbhma4500_defconfig
index 6e10c15cecf7..6b9bebacb541 100644
--- a/arch/mips/configs/rbhma4500_defconfig
+++ b/arch/mips/configs/rbhma4500_defconfig
@@ -966,8 +966,20 @@ CONFIG_LEGACY_PTY_COUNT=256
 #
 # SPI support
 #
-# CONFIG_SPI is not set
-# CONFIG_SPI_MASTER is not set
+CONFIG_SPI=y
+CONFIG_SPI_MASTER=y
+
+#
+# SPI Master Controller Drivers
+#
+# CONFIG_SPI_BITBANG is not set
+CONFIG_SPI_TXX9=y
+
+#
+# SPI Protocol Masters
+#
+CONFIG_SPI_AT25=y
+# CONFIG_SPI_SPIDEV is not set
 
 #
 # Dallas's 1-wire bus
@@ -1207,7 +1219,43 @@ CONFIG_USB_MON=y
 #
 # Real Time Clock
 #
-# CONFIG_RTC_CLASS is not set
+CONFIG_RTC_LIB=y
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_HCTOSYS=y
+CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
+# CONFIG_RTC_DEBUG is not set
+
+#
+# RTC interfaces
+#
+CONFIG_RTC_INTF_SYSFS=y
+CONFIG_RTC_INTF_PROC=y
+CONFIG_RTC_INTF_DEV=y
+CONFIG_RTC_INTF_DEV_UIE_EMUL=y
+# CONFIG_RTC_DRV_TEST is not set
+
+#
+# I2C RTC drivers
+#
+
+#
+# SPI RTC drivers
+#
+CONFIG_RTC_DRV_RS5C348=y
+# CONFIG_RTC_DRV_MAX6902 is not set
+
+#
+# Platform RTC drivers
+#
+# CONFIG_RTC_DRV_CMOS is not set
+# CONFIG_RTC_DRV_DS1553 is not set
+# CONFIG_RTC_DRV_DS1742 is not set
+# CONFIG_RTC_DRV_M48T86 is not set
+# CONFIG_RTC_DRV_V3020 is not set
+
+#
+# on-CPU RTC drivers
+#
 
 #
 # DMA Engine support