barebox-state: support sysmobts
Signed-off-by: Jan Luebbe <jluebbe@debian.org>
This commit is contained in:
parent
50a86a5528
commit
2ec9d6401d
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@ -1,9 +1,14 @@
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DESCRIPTION = "barebox state tool (dt)"
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LICENSE = "GPLv2"
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LIC_FILES_CHKSUM = "file://COPYING;md5=9ac2e7cff1ddaf48b6eab6028f23ef88"
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PR = "r0"
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PR = "r2"
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SRC_URI = "git://git.pengutronix.de/git/tools/dt-utils.git"
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SRC_URI = "\
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git://git.pengutronix.de/git/tools/dt-utils.git\
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file://0001-barebox-state-fix-typo.patch\
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file://0002-barebox-state-add-support-for-uint8-variables.patch\
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file://0003-hardcode-sysmobts-values.patch\
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"
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PACKAGES =+ "libdt-utils barebox-fdtdump"
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@ -0,0 +1,26 @@
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From bd5d86df489c7620b02537fd2a3fd2725125056f Mon Sep 17 00:00:00 2001
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From: Jan Luebbe <jluebbe@debian.org>
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Date: Sat, 30 May 2015 19:44:54 +0200
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Subject: [PATCH 1/3] barebox-state: fix typo
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Signed-off-by: Jan Luebbe <jluebbe@debian.org>
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---
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src/barebox-state.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/barebox-state.c b/src/barebox-state.c
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index 61ea160..57305c4 100644
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--- a/src/barebox-state.c
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+++ b/src/barebox-state.c
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@@ -1698,7 +1698,7 @@ static struct state *state_get(const char *name)
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state = state_new_from_node(node->name, node);
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if (IS_ERR(state)) {
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- fprintf(stderr, "unable to initlialize state: %s\n",
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+ fprintf(stderr, "unable to initialize state: %s\n",
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strerror(PTR_ERR(state)));
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return ERR_CAST(state);
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}
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--
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2.1.4
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@ -0,0 +1,73 @@
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From cada2ed0b4ca0d467621fa90de304421e17b4869 Mon Sep 17 00:00:00 2001
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From: Jan Luebbe <jluebbe@debian.org>
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Date: Sat, 30 May 2015 19:52:55 +0200
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Subject: [PATCH 2/3] barebox-state: add support for uint8 variables
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Signed-off-by: Jan Luebbe <jluebbe@debian.org>
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---
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src/barebox-state.c | 35 +++++++++++++++++++++++++++++++++++
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1 file changed, 35 insertions(+)
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diff --git a/src/barebox-state.c b/src/barebox-state.c
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index 57305c4..f56275f 100644
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--- a/src/barebox-state.c
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+++ b/src/barebox-state.c
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@@ -81,6 +81,7 @@ struct state_backend {
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enum state_variable_type {
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STATE_TYPE_INVALID = 0,
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STATE_TYPE_ENUM,
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+ STATE_TYPE_U8,
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STATE_TYPE_U32,
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STATE_TYPE_MAC,
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};
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@@ -185,6 +186,32 @@ static int state_uint32_import(struct state_variable *sv,
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return 0;
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}
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+static struct state_variable *state_uint8_create(struct state *state,
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+ const char *name, struct device_node *node)
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+{
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+ struct state_uint32 *su32;
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+ struct param_d *param;
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+
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+ su32 = xzalloc(sizeof(*su32));
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+
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+ param = dev_add_param_int(&state->dev, name, state_set_dirty,
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+ NULL, &su32->value, "%u", state);
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+ if (IS_ERR(param)) {
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+ free(su32);
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+ return ERR_CAST(param);
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+ }
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+
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+ su32->param = param;
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+ su32->var.size = sizeof(uint8_t);
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+#ifdef __LITTLE_ENDIAN
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+ su32->var.raw = &su32->value;
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+#else
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+ su32->var.raw = &su32->value + 3;
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+#endif
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+
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+ return &su32->var;
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+}
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+
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static struct state_variable *state_uint32_create(struct state *state,
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const char *name, struct device_node *node)
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{
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@@ -395,6 +422,14 @@ out:
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static struct variable_type types[] = {
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{
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+ .type = STATE_TYPE_U8,
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+ .type_name = "uint8",
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+ .export = state_uint32_export,
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+ .import = state_uint32_import,
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+ .create = state_uint8_create,
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+ .set = state_uint32_set,
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+ .get = state_uint32_get,
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+ }, {
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.type = STATE_TYPE_U32,
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.type_name = "uint32",
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.export = state_uint32_export,
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--
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2.1.4
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@ -0,0 +1,41 @@
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From 4cc63588211df7bf328e55820cfe19b56ea776b6 Mon Sep 17 00:00:00 2001
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From: Jan Luebbe <jluebbe@debian.org>
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Date: Sat, 30 May 2015 20:00:10 +0200
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Subject: [PATCH 3/3] hardcode sysmobts values
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Signed-off-by: Jan Luebbe <jluebbe@debian.org>
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---
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src/barebox-state.c | 8 +++++++-
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1 file changed, 7 insertions(+), 1 deletion(-)
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diff --git a/src/barebox-state.c b/src/barebox-state.c
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index f56275f..002ee5c 100644
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--- a/src/barebox-state.c
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+++ b/src/barebox-state.c
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@@ -1738,6 +1738,7 @@ static struct state *state_get(const char *name)
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return ERR_CAST(state);
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}
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+#if 0
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partition_node = of_parse_phandle(node, "backend", 0);
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if (!partition_node) {
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fprintf(stderr, "cannot find backend node in %s\n", node->full_name);
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@@ -1750,9 +1751,14 @@ static struct state *state_get(const char *name)
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return ERR_PTR(ret);
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}
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+#endif
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+ devpath = "/sys/bus/i2c/devices/1-0050/eeprom";
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+ offset = 0x25;
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+ size = 0x54;
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+
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of_property_read_string(node, "backend-type", &backend_type);
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if (!strcmp(backend_type, "raw"))
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- ret = state_backend_raw_file(state, partition_node->full_name, devpath, offset, size);
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+ ret = state_backend_raw_file(state, "/i2c/eeprom@50/partition@0", devpath, offset, size);
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else
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fprintf(stderr, "invalid backend type: %s\n", backend_type);
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--
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2.1.4
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