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received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: EJiFbQqR8q4IeW6gyx2ZDoSIGoX4Z5fd/MqUQj+RGnIKSYcWO3iRshpfxOWfv8Bn4K+iNab40DLAiPsshG9DwPe81Tt+NwLpOLE4aXOWZqzyosjINw9HBifeD3jGpmUag++0uuI2hh3+NdrRls1zoIuujCZY8HMEqtbCJIXgNdDyuoG9U7zj5Es87i2wPTkHQpVFI05Jnw8nXEZhYmBphtoZAqv1Y5BFlVU0ghyZlZq9ZYJLDy89zPIu4zQdW5CgZXvnyFTvXB/QpxQclQ2Zb9RB4A3otBkJzc5lZBlgFMSSri1DrS11BO7/upqPhFa/3lQhILp6PeRMlSGjqqaVzCSO/Ure6NRYvzNYJubhw1I= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 0ac9ddde-ea07-42c6-1c4b-08d65c0a00f8 X-MS-Exchange-CrossTenant-originalarrivaltime: 07 Dec 2018 06:05:36.5389 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB3PR0402MB3772 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org i.MX TPM needs "ipg" clock for register access and "per" clock for timer function, the driver gets "ipg" clock by searching the clock name, but timer-of initialization will get first clock in device tree TPM node since no clock name specified in of_clk, that means the "per" clock MUST be the first clock entry in device tree TPM node, this patch specifies clock name for of_clk to avoid this restriction, it makes TPM driver work properly with different sequence of clock entries in device tree TPM node. Signed-off-by: Anson Huang --- drivers/clocksource/timer-imx-tpm.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/clocksource/timer-imx-tpm.c b/drivers/clocksource/time= r-imx-tpm.c index c3dd4d2..c1d52d5 100644 --- a/drivers/clocksource/timer-imx-tpm.c +++ b/drivers/clocksource/timer-imx-tpm.c @@ -139,6 +139,9 @@ static struct timer_of to_tpm =3D { .handler =3D tpm_timer_interrupt, .flags =3D IRQF_TIMER | IRQF_IRQPOLL, }, + .of_clk =3D { + .name =3D "per", + }, }; =20 static int __init tpm_clocksource_init(void) --=20 2.7.4