MIPS: ath79: make ath79_ddr_ctrl_init() compatible for newer SoCs
AR913x, AR724x and AR933x are the only SoCs where the
ath79_ddr_wb_flush_base starts at 0x7c, all newer SoCs use 0x9c
Invert the logic to make the code compatible with AR95xx
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Cc: albeu@free.fr
Cc: sergei.shtylyov@cogentembedded.com
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/13257/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/ath79/common.c b/arch/mips/ath79/common.c
index 3cedd1f..84d4502 100644
--- a/arch/mips/ath79/common.c
+++ b/arch/mips/ath79/common.c
@@ -46,12 +46,12 @@
{
ath79_ddr_base = ioremap_nocache(AR71XX_DDR_CTRL_BASE,
AR71XX_DDR_CTRL_SIZE);
- if (soc_is_ar71xx() || soc_is_ar934x()) {
- ath79_ddr_wb_flush_base = ath79_ddr_base + 0x9c;
- ath79_ddr_pci_win_base = ath79_ddr_base + 0x7c;
- } else {
+ if (soc_is_ar913x() || soc_is_ar724x() || soc_is_ar933x()) {
ath79_ddr_wb_flush_base = ath79_ddr_base + 0x7c;
ath79_ddr_pci_win_base = 0;
+ } else {
+ ath79_ddr_wb_flush_base = ath79_ddr_base + 0x9c;
+ ath79_ddr_pci_win_base = ath79_ddr_base + 0x7c;
}
}
EXPORT_SYMBOL_GPL(ath79_ddr_ctrl_init);