diff options
| author | Jesse Gilles <jgilles@multitech.com> | 2011-03-11 10:19:51 -0600 |
|---|---|---|
| committer | Jesse Gilles <jgilles@multitech.com> | 2011-03-11 10:19:51 -0600 |
| commit | 613b69583e8974b9f4cf96e549f36bdd9f761df6 (patch) | |
| tree | 4f3b7151746f845a1bec8125011deb6af43e7603 | |
| parent | a261a5c7c813a14a95d6ac5f2176323869f3ea96 (diff) | |
at91bootstrap-2.13: run memory bus at 1.8v for mtcdp-embedded
| -rw-r--r-- | recipes/at91bootstrap/at91bootstrap-2.13/mtcdp-embedded/memory_bus_1.8v.patch | 22 | ||||
| -rw-r--r-- | recipes/at91bootstrap/at91bootstrap.inc | 1 | ||||
| -rw-r--r-- | recipes/at91bootstrap/at91bootstrap_2.13.bb | 3 |
3 files changed, 25 insertions, 1 deletions
diff --git a/recipes/at91bootstrap/at91bootstrap-2.13/mtcdp-embedded/memory_bus_1.8v.patch b/recipes/at91bootstrap/at91bootstrap-2.13/mtcdp-embedded/memory_bus_1.8v.patch new file mode 100644 index 0000000000..045f255cec --- /dev/null +++ b/recipes/at91bootstrap/at91bootstrap-2.13/mtcdp-embedded/memory_bus_1.8v.patch @@ -0,0 +1,22 @@ +Only in at91bootstrap-2.13/build: at91sam9g20nf +Only in at91bootstrap-2.13/config: .depend +Only in at91bootstrap-2.13: .config +diff -ru at91bootstrap-2.13/main.c at91bootstrap-2.13_new/main.c +--- at91bootstrap-2.13/main.c 2010-01-12 15:13:39.000000000 -0600 ++++ at91bootstrap-2.13_new/main.c 2011-03-08 06:26:35.463088000 -0600 +@@ -174,6 +174,14 @@ + user_hw_init(); + #endif + ++#ifdef CONFIG_USER_EBI_1V8 ++//This patch will configure the 9G20 to run a 1.8V memory bus ++ *((int *)AT91C_CCFG_EBICSA) &= ~(0x1 << 16); //1.8V bus ++#else ++ *((int *)AT91C_CCFG_EBICSA) |= (0x1 << 16); //3.3V bus ++#endif ++ ++ + #if defined(CONFIG_SDRAM) || defined(CONFIG_SDDRC) || defined(CONFIG_DDR2) + #if defined(CONFIG_LONG_TEST) + /* This will not work for the CAP9 where RAM in elsewhere */ +Only in at91bootstrap-2.13/result: at91sam9g20nf-nandflashboot-2.13-r0.map diff --git a/recipes/at91bootstrap/at91bootstrap.inc b/recipes/at91bootstrap/at91bootstrap.inc index 0e80a37599..f7ece21152 100644 --- a/recipes/at91bootstrap/at91bootstrap.inc +++ b/recipes/at91bootstrap/at91bootstrap.inc @@ -4,7 +4,6 @@ SECTION = "bootloaders" SRC_URI = "ftp://www.at91.com/pub/buildroot/${PN}-${PV}.tar.bz2 \ file://defconfig \ " -SRC_URI_append_mtcdp-embedded = "file://memory_bus_1.8v.patch;patch=1" S = "${WORKDIR}/${PN}-${PV}" PACKAGE_ARCH = "${MACHINE_ARCH}" diff --git a/recipes/at91bootstrap/at91bootstrap_2.13.bb b/recipes/at91bootstrap/at91bootstrap_2.13.bb index 6f544fba54..8db73b8904 100644 --- a/recipes/at91bootstrap/at91bootstrap_2.13.bb +++ b/recipes/at91bootstrap/at91bootstrap_2.13.bb @@ -5,4 +5,7 @@ DEFAULT_PREFERENCE_at91sam9g45ek = "1" DEFAULT_PREFERENCE_at91sam9g45ekes = "1" DEFAULT_PREFERENCE_at91sam9m10ek = "1" +# run memory bus at 1.8v for mtcdp-embedded +SRC_URI_append_mtcdp-embedded = "file://memory_bus_1.8v.patch;patch=1" +AT91BOOTSTRAP_FLAGS_append_mtcdp-embedded = "-DCONFIG_USER_EBI_1V8" |