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authorPhilippe Schenker <philippe.schenker@toradex.com>2022-05-19 14:57:48 +0200
committerPhilippe Schenker <philippe.schenker@toradex.com>2022-05-19 14:57:48 +0200
commit0e61b511dd8474280ba674590daa55f30433b7d4 (patch)
tree48c35f63dc1101d0d528b5d79c81849b99ca7c6d /drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
parentc4bda7fe18b3ff6898f8fa110a3d60ee8f4379a0 (diff)
parent01565c91b789a1612051e735a65f11096a6f08e8 (diff)
Merge tag 'v5.4.193' into update-to-2.3.7__5.4-2.3.x-imx
This is the 5.4.193 stable release Conflicts: arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts drivers/edac/synopsys_edac.c drivers/mmc/host/sdhci-esdhc-imx.c drivers/mmc/host/sdhci.c drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c sound/soc/codecs/msm8916-wcd-analog.c
Diffstat (limited to 'drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c')
-rw-r--r--drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
index f0c3fde6bc4f..a80cf2defba9 100644
--- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
@@ -850,6 +850,7 @@ static void gpmi_nfc_compute_timings(struct gpmi_nand_data *this,
const struct nand_sdr_timings *sdr)
{
struct gpmi_nfc_hardware_timing *hw = &this->hw;
+ struct resources *r = &this->resources;
unsigned int dll_threshold_ps = this->devdata->max_chain_delay;
unsigned int period_ps, reference_period_ps;
unsigned int data_setup_cycles, data_hold_cycles, addr_setup_cycles;
@@ -873,6 +874,8 @@ static void gpmi_nfc_compute_timings(struct gpmi_nand_data *this,
wrn_dly_sel = BV_GPMI_CTRL1_WRN_DLY_SEL_NO_DELAY;
}
+ hw->clk_rate = clk_round_rate(r->clock[0], hw->clk_rate);
+
/* SDR core timings are given in picoseconds */
period_ps = div_u64((u64)NSEC_PER_SEC * 1000, hw->clk_rate);
@@ -915,7 +918,7 @@ static void gpmi_nfc_compute_timings(struct gpmi_nand_data *this,
(use_half_period ? BM_GPMI_CTRL1_HALF_PERIOD : 0);
}
-static void gpmi_nfc_apply_timings(struct gpmi_nand_data *this)
+static int gpmi_nfc_apply_timings(struct gpmi_nand_data *this)
{
struct gpmi_nfc_hardware_timing *hw = &this->hw;
struct resources *r = &this->resources;
@@ -943,6 +946,8 @@ static void gpmi_nfc_apply_timings(struct gpmi_nand_data *this)
/* Wait for the DLL to settle. */
udelay(dll_wait_time_us);
+
+ return 0;
}
static int gpmi_setup_data_interface(struct nand_chip *chip, int chipnr,
@@ -2694,7 +2699,9 @@ static int gpmi_nfc_exec_op(struct nand_chip *chip,
*/
if (this->hw.must_apply_timings) {
this->hw.must_apply_timings = false;
- gpmi_nfc_apply_timings(this);
+ ret = gpmi_nfc_apply_timings(this);
+ if (ret)
+ goto out_pm;
}
dev_dbg(this->dev, "%s: %d instructions\n", __func__, op->ninstrs);
@@ -2823,6 +2830,7 @@ unmap:
this->bch = false;
+out_pm:
pm_runtime_mark_last_busy(this->dev);
pm_runtime_put_autosuspend(this->dev);