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* [PATCH v1 1/4] ARM: dts: imx8qm-apalis: replace dm-spl with dm-pre-proper
@ 2020-02-19 13:04 Igor Opaniuk
  2020-02-19 13:04 ` [PATCH v1 2/4] ARM: dts: imx8qxp-colibri: " Igor Opaniuk
                   ` (3 more replies)
  0 siblings, 4 replies; 9+ messages in thread
From: Igor Opaniuk @ 2020-02-19 13:04 UTC (permalink / raw)
  To: u-boot

From: Igor Opaniuk <igor.opaniuk@toradex.com>

For non-SPL/TPL setups dm-spl, dm-tpl, dm-pre-proper, dm-pre-reloc are
handled equally, forcing the nodes with these properties
to be accessible and device being probed
before pre-relocation of U-Boot proper (drivers/core/util.c):

bool ofnode_pre_reloc(ofnode node)
{
    /* for SPL and TPL the remaining nodes after the fdtgrep 1st pass
     * had property dm-pre-reloc or u-boot,dm-spl/tpl.
     * They are removed in final dtb (fdtgrep 2nd pass)
     */
    return true;
    if (ofnode_read_bool(node, "u-boot,dm-pre-reloc"))
        return true;
    if (ofnode_read_bool(node, "u-boot,dm-pre-proper"))
        return true;

    /*
     * In regular builds individual spl and tpl handling both
     * count as handled pre-relocation for later second init.
     */
    if (ofnode_read_bool(node, "u-boot,dm-spl") ||
        ofnode_read_bool(node, "u-boot,dm-tpl"))
        return true;

    return false;
}

Howewer, to avoid confusion in future, replace dm-spl
`%s/dm-spl/dm-pre-proper/g` properties to dm-pre-proper
to explicitly state that they are handled during pre-relocation
stage of U-Boot proper.

Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com>
---

 arch/arm/dts/fsl-imx8qm-apalis-u-boot.dtsi | 62 +++++++++++-----------
 1 file changed, 31 insertions(+), 31 deletions(-)

diff --git a/arch/arm/dts/fsl-imx8qm-apalis-u-boot.dtsi b/arch/arm/dts/fsl-imx8qm-apalis-u-boot.dtsi
index 7b1a9550e4..6cdf58c8ad 100644
--- a/arch/arm/dts/fsl-imx8qm-apalis-u-boot.dtsi
+++ b/arch/arm/dts/fsl-imx8qm-apalis-u-boot.dtsi
@@ -4,125 +4,125 @@
  */
 
 &mu {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &clk {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &iomuxc {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &pd_lsio {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &pd_lsio_gpio0 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &pd_lsio_gpio1 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &pd_lsio_gpio2 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &pd_lsio_gpio3 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &pd_lsio_gpio4 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &pd_lsio_gpio5 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &pd_lsio_gpio6 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &pd_lsio_gpio7 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &pd_conn {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &pd_conn_sdch0 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &pd_conn_sdch1 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &pd_conn_sdch2 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &gpio0 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &gpio1 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &gpio2 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &gpio3 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &gpio4 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &gpio5 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &gpio6 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &gpio7 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &lpuart0 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &lpuart1 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &lpuart2 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &lpuart3 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &usdhc1 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &usdhc2 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
 
 &usdhc3 {
-	u-boot,dm-spl;
+	u-boot,dm-pre-proper;
 };
-- 
2.17.1

^ permalink raw reply related	[flat|nested] 9+ messages in thread

end of thread, other threads:[~2020-03-11 13:37 UTC | newest]

Thread overview: 9+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2020-02-19 13:04 [PATCH v1 1/4] ARM: dts: imx8qm-apalis: replace dm-spl with dm-pre-proper Igor Opaniuk
2020-02-19 13:04 ` [PATCH v1 2/4] ARM: dts: imx8qxp-colibri: " Igor Opaniuk
2020-02-19 13:36   ` Oleksandr Suvorov
2020-02-19 13:04 ` [PATCH v1 3/4] ARM: dts: imx8qm-apalis: dm-pre-proper for pd_dma nodes Igor Opaniuk
2020-02-19 13:37   ` Oleksandr Suvorov
2020-02-19 13:04 ` [PATCH v1 4/4] ARM: dts: imx8qxp-colibri: " Igor Opaniuk
2020-02-19 13:38   ` Oleksandr Suvorov
2020-03-11 13:37     ` Igor Opaniuk
2020-02-19 13:36 ` [PATCH v1 1/4] ARM: dts: imx8qm-apalis: replace dm-spl with dm-pre-proper Oleksandr Suvorov

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