summaryrefslogtreecommitdiff
path: root/arch/arm
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-tegra/tegra124/xusb-padctl.c84
-rw-r--r--arch/arm/mach-tegra/xusb-padctl-common.h32
2 files changed, 34 insertions, 82 deletions
diff --git a/arch/arm/mach-tegra/tegra124/xusb-padctl.c b/arch/arm/mach-tegra/tegra124/xusb-padctl.c
index b3715d8..76af924 100644
--- a/arch/arm/mach-tegra/tegra124/xusb-padctl.c
+++ b/arch/arm/mach-tegra/tegra124/xusb-padctl.c
@@ -8,16 +8,9 @@
#include <common.h>
#include <errno.h>
-#include <fdtdec.h>
-#include <malloc.h>
#include "../xusb-padctl-common.h"
-#include <asm/io.h>
-
-#include <asm/arch/clock.h>
-#include <asm/arch-tegra/xusb-padctl.h>
-
#include <dt-bindings/pinctrl/pinctrl-tegra-xusb.h>
#define XUSB_PADCTL_ELPG_PROGRAM 0x01c
@@ -302,66 +295,27 @@ static const struct tegra_xusb_phy_ops sata_phy_ops = {
.unprepare = phy_unprepare,
};
-struct tegra_xusb_padctl *padctl = &(struct tegra_xusb_padctl) {
- .phys = {
- [0] = {
- .ops = &pcie_phy_ops,
- },
- [1] = {
- .ops = &sata_phy_ops,
- },
+static struct tegra_xusb_phy tegra124_phys[] = {
+ {
+ .type = TEGRA_XUSB_PADCTL_PCIE,
+ .ops = &pcie_phy_ops,
+ .padctl = &padctl,
+ },
+ {
+ .type = TEGRA_XUSB_PADCTL_SATA,
+ .ops = &sata_phy_ops,
+ .padctl = &padctl,
},
};
-int process_nodes(const void *fdt, int nodes[], unsigned int count)
-{
- unsigned int i;
-
- for (i = 0; i < count; i++) {
- enum fdt_compat_id id;
- int err;
-
- if (!fdtdec_get_is_enabled(fdt, nodes[i]))
- continue;
-
- id = fdtdec_lookup(fdt, nodes[i]);
- switch (id) {
- case COMPAT_NVIDIA_TEGRA124_XUSB_PADCTL:
- break;
-
- default:
- error("unsupported compatible: %s",
- fdtdec_get_compatible(id));
- continue;
- }
-
- padctl->num_lanes = ARRAY_SIZE(tegra124_lanes);
- padctl->lanes = tegra124_lanes;
-
- padctl->num_functions = ARRAY_SIZE(tegra124_functions);
- padctl->functions = tegra124_functions;
-
- err = tegra_xusb_padctl_parse_dt(padctl, fdt, nodes[i]);
- if (err < 0) {
- error("failed to parse DT: %d", err);
- continue;
- }
-
- /* deassert XUSB padctl reset */
- reset_set_enable(PERIPH_ID_XUSB_PADCTL, 0);
-
- err = tegra_xusb_padctl_config_apply(padctl, &padctl->config);
- if (err < 0) {
- error("failed to apply pinmux: %d", err);
- continue;
- }
-
- /* only a single instance is supported */
- break;
- }
-
- return 0;
-}
+static const struct tegra_xusb_padctl_soc tegra124_socdata = {
+ .lanes = tegra124_lanes,
+ .num_lanes = ARRAY_SIZE(tegra124_lanes),
+ .functions = tegra124_functions,
+ .num_functions = ARRAY_SIZE(tegra124_functions),
+ .phys = tegra124_phys,
+ .num_phys = ARRAY_SIZE(tegra124_phys),
+};
void tegra_xusb_padctl_init(const void *fdt)
{
@@ -370,6 +324,6 @@ void tegra_xusb_padctl_init(const void *fdt)
count = fdtdec_find_aliases_for_id(fdt, "padctl",
COMPAT_NVIDIA_TEGRA124_XUSB_PADCTL,
nodes, ARRAY_SIZE(nodes));
- if (process_nodes(fdt, nodes, count))
+ if (tegra_xusb_process_nodes(fdt, nodes, count, &tegra124_socdata))
return;
}
diff --git a/arch/arm/mach-tegra/xusb-padctl-common.h b/arch/arm/mach-tegra/xusb-padctl-common.h
index a65b754..11ecb99 100644
--- a/arch/arm/mach-tegra/xusb-padctl-common.h
+++ b/arch/arm/mach-tegra/xusb-padctl-common.h
@@ -33,8 +33,8 @@ struct tegra_xusb_phy_ops {
};
struct tegra_xusb_phy {
+ unsigned int type;
const struct tegra_xusb_phy_ops *ops;
-
struct tegra_xusb_padctl *padctl;
};
@@ -58,6 +58,15 @@ struct tegra_xusb_padctl_group {
int iddq;
};
+struct tegra_xusb_padctl_soc {
+ const struct tegra_xusb_padctl_lane *lanes;
+ unsigned int num_lanes;
+ const char *const *functions;
+ unsigned int num_functions;
+ struct tegra_xusb_phy *phys;
+ unsigned int num_phys;
+};
+
struct tegra_xusb_padctl_config {
const char *name;
@@ -66,20 +75,13 @@ struct tegra_xusb_padctl_config {
};
struct tegra_xusb_padctl {
+ const struct tegra_xusb_padctl_soc *socdata;
+ struct tegra_xusb_padctl_config config;
struct fdt_resource regs;
-
unsigned int enable;
- struct tegra_xusb_phy phys[2];
-
- const struct tegra_xusb_padctl_lane *lanes;
- unsigned int num_lanes;
-
- const char *const *functions;
- unsigned int num_functions;
-
- struct tegra_xusb_padctl_config config;
};
+extern struct tegra_xusb_padctl padctl;
static inline u32 padctl_readl(struct tegra_xusb_padctl *padctl,
unsigned long offset)
@@ -93,11 +95,7 @@ static inline void padctl_writel(struct tegra_xusb_padctl *padctl,
writel(value, padctl->regs.start + offset);
}
-extern struct tegra_xusb_padctl *padctl;
-
-int tegra_xusb_padctl_parse_dt(struct tegra_xusb_padctl *padctl,
- const void *fdt, int node);
-int tegra_xusb_padctl_config_apply(struct tegra_xusb_padctl *padctl,
- struct tegra_xusb_padctl_config *config);
+int tegra_xusb_process_nodes(const void *fdt, int nodes[], unsigned int count,
+ const struct tegra_xusb_padctl_soc *socdata);
#endif