[PATCH v2 05/17] memory: tegra: add flush operation for Tegra124 memory clients

Vince Hsu
2015-03-12T12:15:43Z

This patch adds the hot reset register table and flush related callback
functions for Tegra124.

Signed-off-by: Vince Hsu <vinceh@nvidia.com>

---
v2: move the drop of tegra124_mc_clients' const to patch #2
move mc flush operations to tegra114

drivers/memory/tegra/tegra124.c | 36 ++++++++++++++++++++++++++++++++++++
1 file changed, 36 insertions(+)

diff --git a/drivers/memory/tegra/tegra124.c b/drivers/memory/tegra/tegra124.c
index ec25546835fe..ef74f060e59e 100644
--- a/drivers/memory/tegra/tegra124.c
+++ b/drivers/memory/tegra/tegra124.c
@@ -959,7 +959,40 @@ static const struct tegra_smmu_swgroup tegra124_swgroups[] = {
{ .swgroup = TEGRA_SWGROUP_VI, .reg = 0x280 },
};

+static struct tegra_mc_hotreset tegra124_mc_hotreset[] = {
+ {TEGRA_SWGROUP_AFI, 0x200, 0x204, 0},
+ {TEGRA_SWGROUP_AVPC, 0x200, 0x204, 1},
+ {TEGRA_SWGROUP_DC, 0x200, 0x204, 2},
+ {TEGRA_SWGROUP_DCB, 0x200, 0x204, 3},
+ {TEGRA_SWGROUP_HC, 0x200, 0x204, 6},
+ {TEGRA_SWGROUP_HDA, 0x200, 0x204, 7},
+ {TEGRA_SWGROUP_ISP2, 0x200, 0x204, 8},
+ {TEGRA_SWGROUP_MPCORE, 0x200, 0x204, 9},
+ {TEGRA_SWGROUP_MPCORELP, 0x200, 0x204, 10},
+ {TEGRA_SWGROUP_MSENC, 0x200, 0x204, 11},
+ {TEGRA_SWGROUP_PPCS, 0x200, 0x204, 14},
+ {TEGRA_SWGROUP_SATA, 0x200, 0x204, 15},
+ {TEGRA_SWGROUP_VDE, 0x200, 0x204, 16},
+ {TEGRA_SWGROUP_VI, 0x200, 0x204, 17},
+ {TEGRA_SWGROUP_VIC, 0x200, 0x204, 18},
+ {TEGRA_SWGROUP_XUSB_HOST, 0x200, 0x204, 19},
+ {TEGRA_SWGROUP_XUSB_DEV, 0x200, 0x204, 20},
+ {TEGRA_SWGROUP_TSEC, 0x200, 0x204, 22},
+ {TEGRA_SWGROUP_SDMMC1A, 0x200, 0x204, 29},
+ {TEGRA_SWGROUP_SDMMC2A, 0x200, 0x204, 30},
+ {TEGRA_SWGROUP_SDMMC3A, 0x200, 0x204, 31},
+ {TEGRA_SWGROUP_SDMMC4A, 0x970, 0x974, 0},
+ {TEGRA_SWGROUP_ISP2B, 0x970, 0x974, 1},
+ {TEGRA_SWGROUP_GPU, 0x970, 0x974, 2},
+};
+
#ifdef CONFIG_ARCH_TEGRA_124_SOC
+
+static const struct tegra_mc_ops tegra124_mc_ops = {
+ .flush = tegra114_mc_flush,
+ .flush_done = tegra114_mc_flush_done,
+};
+
static void tegra124_flush_dcache(struct page *page, unsigned long offset,
size_t size)
{
@@ -991,5 +1024,8 @@ const struct tegra_mc_soc tegra124_mc_soc = {
.num_address_bits = 34,
.atom_size = 32,
.smmu = &tegra124_smmu_soc,
+ .hotresets = tegra124_mc_hotreset,
+ .num_hotresets = ARRAY_SIZE(tegra124_mc_hotreset),
+ .ops = &tegra124_mc_ops,
};
#endif /* CONFIG_ARCH_TEGRA_124_SOC */
--
2.1.4