Revert "tegra: Introduce SRAM repair on tegra124"

This reverts commit 701b7b1d2cf657d435d2bd6caf43d0247d37220d. It will
be immediately replaced by a different implementation that is more
complete and runs are more targetted times.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>

diff --git a/arch/arm/include/asm/arch-tegra124/flow.h b/arch/arm/include/asm/arch-tegra124/flow.h
index a54425692b5717b7bf237a7a39b6c994714587ed..2b330dc9e1dd463dfe1354811fcd5080baa47076 100644 (file)
--- a/arch/arm/include/asm/arch-tegra124/flow.h
+++ b/arch/arm/include/asm/arch-tegra124/flow.h
@@ -25,12 +25,6 @@ struct flow_ctlr {
        u32 cpu_pwr_csr;        /* offset 0x38 */
        u32 mpid;               /* offset 0x3c */
        u32 ram_repair;         /* offset 0x40 */
-       u32 flow_dbg_sel;       /* offset 0x44 */
-       u32 flow_dbg_cnt0;      /* offset 0x48 */
-       u32 flow_dbg_cnt1;      /* offset 0x4c */
-       u32 flow_dbg_qual;      /* offset 0x50 */
-       u32 flow_ctlr_spare;    /* offset 0x54 */
-       u32 ram_repair_cluster1;/* offset 0x58 */
 };
 
 /* HALT_COP_EVENTS_0, 0x04 */
@@ -48,10 +42,4 @@ struct flow_ctlr {
 #define CSR_WAIT_WFI_SHIFT     8
 #define CSR_PWR_OFF_STS                (1 << 16)
 
-/* RAM_REPAIR, 0x40, 0x58 */
-enum {
-       RAM_REPAIR_REQ = 0x1 << 0,
-       RAM_REPAIR_STS = 0x1 << 1,
-};
-
 #endif /*  _TEGRA124_FLOW_H_ */

diff --git a/arch/arm/mach-tegra/powergate.c b/arch/arm/mach-tegra/powergate.c
index d32d559f13ad62b594d367127709ccf8b1d5826a..e45f0961b242cdd92c344bcd186583dc80131f5b 100644 (file)
--- a/arch/arm/mach-tegra/powergate.c
+++ b/arch/arm/mach-tegra/powergate.c
@@ -8,7 +8,7 @@
 
 #include <asm/io.h>
 #include <asm/types.h>
-#include <asm/arch/flow.h>
+
 #include <asm/arch/powergate.h>
 #include <asm/arch/tegra.h>
 
@@ -74,29 +74,11 @@ static int tegra_powergate_remove_clamping(enum tegra_powergate id)
        return 0;
 }
 
-static void tegra_powergate_ram_repair(void)
-{
-#ifdef CONFIG_TEGRA124
-       struct flow_ctlr *flow = (struct flow_ctlr *)NV_PA_FLOW_BASE;
-
-       /* Request RAM repair for cluster 0 and wait until complete */
-       setbits_le32(&flow->ram_repair, RAM_REPAIR_REQ);
-       while (!(readl(&flow->ram_repair) & RAM_REPAIR_STS))
-               ;
-
-       /* Same for cluster 1 */
-       setbits_le32(&flow->ram_repair_cluster1, RAM_REPAIR_REQ);
-       while (!(readl(&flow->ram_repair_cluster1) & RAM_REPAIR_STS))
-               ;
-#endif
-}
-
 int tegra_powergate_sequence_power_up(enum tegra_powergate id,
                                      enum periph_id periph)
 {
        int err;
 
-       tegra_powergate_ram_repair();
        reset_set_enable(periph, 1);
 
        err = tegra_powergate_power_on(id);