On 28.03.2017 17:16, kostap@marvell.com wrote:
From: Konstantin Porotchkin kostap@marvell.com
Implement mvebu_get_nand_clock call for A8K family. This function is used by PXA3XX NAND driver.
Signed-off-by: Konstantin Porotchkin kostap@marvell.com Cc: Stefan Roese sr@denx.de Cc: Igal Liberman igall@marvell.com Cc: Nadav Haklai nadavh@marvell.com
arch/arm/mach-mvebu/armada8k/cpu.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)
diff --git a/arch/arm/mach-mvebu/armada8k/cpu.c b/arch/arm/mach-mvebu/armada8k/cpu.c index 2325e9a..e18ca6b 100644 --- a/arch/arm/mach-mvebu/armada8k/cpu.c +++ b/arch/arm/mach-mvebu/armada8k/cpu.c @@ -110,3 +110,19 @@ void reset_cpu(ulong ignored) reg &= ~(1 << RFU_SW_RESET_OFFSET); writel(reg, RFU_GLOBAL_SW_RST); }
+#ifdef CONFIG_NAND_PXA3XX
Do we really need to have this code conditionally compiled here?
+/* Return NAND clock in Hz */ +u32 mvebu_get_nand_clock(void) +{
- unsigned long NAND_FLASH_CLK_CTRL = 0xF2440700UL;
I know that some of this code is historically done this way. But with DT available now, isn't it possible to at least get the base address of such registers from the DT instead of hardcoding it?
Thanks, Stefan