mx31: make HSP clock for mx3fb driver available

This additionally updates mx31/generic.c by
- replacing __REG() macro accesses with readl() and writel()
- providing macros for PDR0 and PLL bit accesses

Signed-off-by: Helmut Raiger <helmut.raiger@hale.at>
Acked-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Acked-by: Stefano Babic <sbabic@denx.de>
Signed-off-by: Anatolij Gustschin <agust@denx.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/arch/arm/include/asm/arch-mx31/clock.h b/arch/arm/include/asm/arch-mx31/clock.h
index cc99a75e92..2e3bce2c31 100644
--- a/arch/arm/include/asm/arch-mx31/clock.h
+++ b/arch/arm/include/asm/arch-mx31/clock.h
@@ -30,6 +30,7 @@ enum mxc_clock {
 	MXC_IPG_PERCLK,
 	MXC_CSPI_CLK,
 	MXC_UART_CLK,
+	MXC_IPU_CLK
 };
 
 unsigned int mxc_get_clock(enum mxc_clock clk);