diff options
| author | INAGAKI Hiroshi | 2025-02-14 09:19:58 +0000 |
|---|---|---|
| committer | Robert Marko | 2025-04-22 18:58:29 +0000 |
| commit | fc3ff2af0c57504a2e03d635692396c5bb099f17 (patch) | |
| tree | 0de1e01f51e4c16ad0098d05ce329e20063633d9 | |
| parent | 70b5252265873ed4ac4ee32d10ef105082e93035 (diff) | |
| download | openwrt-fc3ff2af0c57504a2e03d635692396c5bb099f17.tar.gz | |
qualcommax: allow overriding ECC strength for qpic-snand
Make the ECC strength in the qpic-snand driver configurable via device
tree to use the device-specific ECC strength value.
Signed-off-by: INAGAKI Hiroshi <musashino.open@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/18543
Signed-off-by: Robert Marko <robimarko@gmail.com>
| -rw-r--r-- | target/linux/qualcommax/patches-6.6/0413-spi-spi-qpic-snand-add-user-config-support.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/target/linux/qualcommax/patches-6.6/0413-spi-spi-qpic-snand-add-user-config-support.patch b/target/linux/qualcommax/patches-6.6/0413-spi-spi-qpic-snand-add-user-config-support.patch new file mode 100644 index 0000000000..37c6fdc752 --- /dev/null +++ b/target/linux/qualcommax/patches-6.6/0413-spi-spi-qpic-snand-add-user-config-support.patch @@ -0,0 +1,35 @@ +From 589b7e9600b1e50574ce91e4d6fc903ef81d957f Mon Sep 17 00:00:00 2001 +From: INAGAKI Hiroshi <musashino.open@gmail.com> +Date: Fri, 14 Feb 2025 18:19:58 +0900 +Subject: [PATCH] spi: spi-qpic-snand: add user_config support for ECC + +Make the ECC strength in the qpic-snand driver configurable via device +tree to use the device-specific ECC strength value. + +Signed-off-by: INAGAKI Hiroshi <musashino.open@gmail.com> +--- +--- a/drivers/spi/spi-qpic-snand.c ++++ b/drivers/spi/spi-qpic-snand.c +@@ -274,8 +274,20 @@ static int qcom_spi_ecc_init_ctx_pipelin + nand->ecc.ctx.priv = ecc_cfg; + snandc->qspi->mtd = mtd; + +- /* BCH8 or BCH4 */ +- ecc_mode = mtd->oobsize > 64 ? 1 : 0; ++ /* BCH4 or BCH8 */ ++ switch (nand->ecc.user_conf.strength) { ++ case 4: ++ ecc_mode = 0; ++ break; ++ case 8: ++ ecc_mode = 1; ++ break; ++ default: ++ ecc_mode = mtd->oobsize > 64 ? 1 : 0; ++ dev_warn(snandc->dev, ++ "invalid ECC strength detected, configured from mtd oobsize\n"); ++ break; ++ } + + ecc_cfg->ecc_bytes_hw = ecc_mode ? 13 : 7; + ecc_cfg->spare_bytes = ecc_mode ? 2 : 4; |